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This is a full list of changes for each release of WinSCP. See also [[project_history|Project history]] and [[incompatible_changes|Incompatible changes between versions]]. This is a full list of changes for each release of WinSCP. See also [[project_history|Project history]] and [[incompatible_changes|Incompatible changes between versions]].
-(* ===== [[6.2]] 6.2 (not released yet) ((2023-05-11)) ===== *) +===== [[6.6.3]] 6.6.3 (not released yet) ((2026-06-23)) =====
-(*  * TLS/SSL core upgraded to OpenSSL 3.1.0. *)+
-===== [[6.0.3]] 6.0.3 (not released yet) ((2023-05-11)) =====+··* Translations completed: Czech, Dutch, Finnish, Polish and Simplified Chinese.
-··* Translations completed: Catalan, Czech, Dutch, Finnish, French, German, Italian, Japanese, Korean, Polish, Romanian, Russian, Simplified Chinese, Spanish and Swedish. +===== [[6.6.2]] 6.6.2 RC ((2026-06-17)) =====
-  * Consistently open the nearest existing parent folder when the current local panel directory is deleted. [[bug>2182]] +
-  * Visual feedback when control (drop down list particularly) is focused via keyboard accelerator. +
-··* Building .NET assembly in Visual Studio 2022. +
-  * Bug fix: Remote file pasted to an external HDD is downloaded twice. [[bug>2183]] +
-· * Bug fix: Callstack debug logging in .NET assembly was broken. +
-  * Bug fix: Corrected hint for //Default// session color command. +
-  * Bug fix: When reading input ''Stream'' in .NET assembly upload fails in 64-bit process, the transfer is not interrupted+
-· * Bug fix: Failure when application log cannot be opened. [[bug>2186]]+
-===== [[6.0.2]] 6.0.2 RC ((2023-04-18)) =====+··* Experimental 64-bit version of WinSCP. [[bug>618]] 
 +  * Optionally not showing error message when connection is lost while idle. [[bug>2360]] 
 +  * SSH core and SSH private key tools (PuTTYgen and Pageant) upgraded to [[&url(puttychanges)|PuTTY 0.84]]. \\ It brings the following change: 
 +    * Security issue: fixed a remotely triggerable double-free in RSA key exchange. [[pbug>rsakex-double-free]] 
 +    * Minor security issue: fixed a remotely triggerable crash in NIST ECDSA signature verification. [[pbug>ecdsa-remotely-triggerable-assertion]] 
 +   * Bug fix: spurious //"Network error: Socket is not connected"// when authenticating to some HTTP proxies. [[pbug>http-proxy-auth-wsaenotconn]] 
 +  * TLS/SSL core upgraded to OpenSSL 3.5.7. 
 +  * XML parser upgraded to Expat 2.8.1. 
 +  * Restored faster C TLS/SSL AES implementation. 
 +  * Configurable warning when opening large file in an internal editor. [[bug>2437]] 
 +  * Informing that when preserving directory timestamps is enabled, using multiple connections for transfer is not possible. [[bug>2439]] 
 +  * Warning when pasting a session URL with unsafe settings. 
 +  * When opening session in PuTTY to a host for which WinSCP has multiple host keys cached, using the last key or the key that PuTTY has cached. [[bug>2440]] 
 +  * Always (re)registering drag&drop shell extension during installation, even when the extension is not replaced. 
 +  * Allowed Console interface tool to have ''.exe'' extension to avoid false positive detections by some antiviruses. [[bug>2434]] 
 +  * Using //"username"// and //"hostname"// as one word. 
 +  * Reading all system settings from 64-bit registry. 
 +  * Allow assigning ''null'' to ''Session.SessionLogPath''. [[bug>2438]] 
 +  * Avoiding using ''SSH_FXF_EXCL'' together with ''SSH_FXF_TRUNC'' SFTP file opening flags. [[bug>2444]] 
 +  * Optimized file system monitoring when looking for dummy directory during drag&drop downloads. [[bug>2445]] 
 +  * Change: Not allowing WebDAV redirects to other hosts by default. [[bug>2447]] 
 +  * Change: Not allowing WebDAV redirects to an unencrypted URL by default. [[bug>2448]] 
 +  * Updated to JCL library 2.9 commit c669fd12. 
 +  * Bug fix: Failure when trying to connect via HTTP proxy to FTP host with excessively long login details. [[bug>2435]] 
 +  * Bug fix: Buffer overflow in Console interface tool. [[bug>2436]] 
 +  * Bug fix: Failure setting ''Session.DebugLogPath'' when running in impersonated context. [[bug>2441]] 
 +  * Bug fix: Message boxes from secondary windows (like the internal editor) caused application to move to the background when when the main window was minimized. [[bug>2443]] 
 +  * Bug fix: Heap over-read via crafted encrypted filename. [[bug>2449]] 
 +  * Bug fix: Slashes in filenames can cause path traversal when invalid filename characters replacement is disabled. [[bug>2450]]
-··* When saving edited/opened file, optionally warning if it was modified meanwhile externally. [[bug>99]] +===== [[6.6.1]] 6.6.1 beta ((2026-04-01)) =====
-  * Autoreconnecting a disconnected session when saving an edited file. [[bug>1858]] +
-  * Even user-disconnected sessions can be reconnected when saving files opened from them. +
-  * Allowed reads with non-zero offsets with stream returned by ''Session.GetFile''. [[bug>2181]] +
- * ''puttygen'' switches ''%%--new-passphrase%%'' and ''%%--old-passphrase%%'' are recognized. +
-  * Bug fix: When switching from a remote tab to a local tab, the "right" status bar does not show correct information. +
-  * Bug fix: //Edit Link// command in Explorer interface has incorrect name //Link//. +
-  * Bug fix: //Mark > Select/Unselect// command was behaving incorrectly. +
-  * Bug fix: HTTP proxy authentication prompt was not localized. +
-  * Bug fix: Directory tree does not adjust line height to custom panel font size. [[bug>2172]] +
-  * Bug fix: Green artifacts at partial file icon overlay. +
-  * Bug fix: The first copy&paste or drag&drop of remote files to other application might fail in Explorer interface. [[bug>2175]] +
-  * Bug fix: Temporary directory is left behind when WinSCP is closed while it has some remote files copied to the clipboard. [[bug>2176]] +
-  * Bug fix: ''Session.EnumerateRemoteFiles'' does not work correctly when the mask includes brackets and other symbols. [[bug>2177]] +
-  * Bug fix: Location profiles should not be used unless the session is connected.+
-===== [[6.0.1]] 6.0.1 beta ((2023-03-07)) =====+··* Support for OpenSSH ssh-agent. [[bug>1682]] 
 +  * Optionally connecting all workspace/folder sessions immediately. [[bug>1026]] 
 +  * Preserving panel scroll position after rename. [[bug>2425]] 
 +  * ''Ctrl+C'' works in list views on 'Server and protocol information' dialog. 
 +  * Preventing moving or copying a file or folder over ancestor folder with the same name. [[bug>2427]] 
 +  * WebDAV/HTTP core upgraded to neon 0.37.1
 +  * XML parser upgraded to Expat 2.7.5. 
 +  * Bug fix: Some menus were not working on displays to the left or above the primary display. [[bug>2423]] 
 +  * Bug fix: Mouse wheel downwards scrolling did not work on toolbar drop down lists. 
 +  * Bug fix: Once any control of permissions popup box was focused the popup no longer closed when user clicked outside of it. 
 +  * Bug fix: Failure when closing Transfer settings dialog with //X// button while a permissions popup box control is focused. [[bug>2420]] 
 +  * Bug fix: Failure when switching to a session that is being reconnected. 
 +  * Bug fix: Failure when the first bit of an SFTP response is set. [[bug>2422]] 
 +  * Bug fix: Copying to clipboard with ''Ctrl+C'' from 'Server and protocol information' was broken. 
 +  * Bug fix: Protocol additional information scrolling was broken. 
 +  * Bug fix: Master password dialog was missing //Help// button. 
 +  * Bug fix: Checking if edited/opened file was modified externally didn't work for inactive sessions. [[bug>2426]] 
 +  * Bug fix: Wrapped settings values from Raw Site Settings dialog were not preserved. 
 +  * Bug fix: Some files modified by local custom command in SCP session fail to upload back. [[bug>2428]] 
 +  * Bug fix: Whole //Key exchange// page was incorrectly hidden when //"Handles SSH key re-exchange badly"// bug was enabled. 
 +··* Bug fix: Some message boxes leak GDI handle. [[bug>2430]] 
 +  * Bug fix: Login dialog leaks GDI handles. [[bug>2431]]
-··* //Compare Directories// command is available in local file manager mode. +===== [[6.6]] 6.6 beta ((2026-02-02)) =====
-  * Installer upgraded to Inno Setup 6.2.2. +
-  * Translations updated: German and Hungarian. +
-  * Renamed //File// menu in Explorer interface to //Files// for consistency with Commander interface. +
-  * Using plural //Tabs// for consistency with other menus. +
-  * Using the same timestamp format in local and remote file panels. +
-  * Option to allow box-drawing characters to render correctly in an Internal editor. [[bug>2169]] +
-  * Bug fix: Failure when selecting S3 protocol in Login dialog with non-existing ''.aws/credentials'' file. [[bug>2166]] +
-· * Bug fix: Tab close button of new session was drawn as clicked, if it was opened from Login dialog popped up after the last session was closed by clicking its close button. +
-  * Bug fix: Rename tab dialog still says //"Rename session"//. +
-· * Bug fix: Generated code uses obsolete ''SessionOptions.WebdavSecure'' property instead of current ''SessionOptions.Secure''. +
-  * Bug fix: Generated code for unsecure S3 protocol does not include ''SessionOptions.Secure'' property. +
-  * Bug fix: Separation of //Tab// and //Session// menus was unintentionally not reverted for Explorer interface. +
-  * Bug fix: Wrong behaviour when trying to open a workspace that does not contain any valid session. +
-  * Bug fix: ''Ctrl+T'' opens the wrong type of tab. +
-  * Bug fix: The ''!K'' and ''!\'' custom command and PuTTY patterns were not included in syntax hint. +
-  * Bug fix: Hang when FTP directory listing contains nul character. [[bug>2167]] +
-  * Bug fix: //Parent directory// command was missing its keyboard shortcut in the menu. +
-  * Bug fix: Workspace could not be saved when the active tab was not connected or was local. +
-  * Bug fix: Some control labels were showing keyboard accelerators without keyboard intervention. +
-  * Bug fix: Pressing ''Alt'' with some combo boxes focused did not show keyboard accelerators. +
-  * Bug fix: Failure when starting with colored session. [[bug>2168]]+
-===== [[6.0]] 6.0 beta ((2023-02-08)) ===== +··* Synchronizing two local directories. [[bug>2020]] 
-  * Local file manager mode (two local panels). [[bug>1893]] +  * Compiler upgraded to Clang/bcc32c. [[bug>618]] 
-  * Windows 11 flat style graphics. +  * Inactive sessions can be automatically reconnected. [[bug>2232]] 
-  * SSH core and SSH private key tools (PuTTYgen and Pageant) upgraded to [[&url(puttychanges)|PuTTY 0.78]]. It brings the following changes: +  * Added dark theme support to: [[bug>1696]] 
-····* Support for OpenSSH certificates (for user authentication keys). [[bug>1873]] [[pbug>ssh2-openssh-certkeys]] +    * Login dialog. [[bug>2345]] 
-    * Support for NTRU Prime post-quantum key exchange. [[pbug>ntru]] +    * Transfer Options dialog. 
-    * Support for AES-GCM (in the OpenSSH style rather than RFC 5647, without hardware acceleration). [[pbug>aes-gcm]] +    * Message boxes. 
-    * Support for more forms of Diffie-Hellman key exchange: new larger integer groups (such as group16 and group18), and support for using those and ECDH with GSSAPI. [[pbug>rfc8268-dh-groups]] [[pbug>gss-key-exchange-more-algs]] +   * Queue column headers. [[bug>2356]] 
-  * Ongoing delete operation can be moved to background queue. [[bug>194]] +    * Progress window. 
-  * New DigiCert EV code signing certificate valid until February 2026 is used for signing binaries. + ···* Authentication Progress window. [[bug>2358]] 
-  * Showing directory size in file panel. [[bug>41]] +    * Bug fix: Scrollbar colors did not always reflect the color theme 
-  * MSI installation package. [[bug>83]] +  * Using modern directory selection dialog that scales correctly and allows creating new directory. [[bug>2373]] [[bug>2389]] 
-  * TLS/SSL core upgraded to OpenSSL 1.1.1t+··* Optimized GUI when working with large subdirectory selection. [[bug>2396]] 
-  * Translations updated: German and Russian. +  * Change: Default to UTF-8 encoding in internal editor. [[bug>2397]] 
-··* File checksum calculation support for SCP protocol and SFTP protocol via secondary shell session using shell commands like ''sha256sum''+  * New DigiCert EV code signing certificate valid until March 2029 is used for signing binaries. 
-  * Tab titles are shortened to fit window width as needed. [[bug>1423]] +  * TLS/SSL core upgraded to OpenSSL 3.5.5. 
-  * AWS S3 profile selection. [[bug>2057]] +  * WebDAV/HTTP core upgraded to neon 0.36.0
-  * Consistent behavior across protocols when renaming/moving remote files: [[bug>2120]] +  * XML parser upgraded to Expat 2.7.4
- ···* Asking before overwriting existing files, both for renaming/moving. +  * Installer upgraded to Inno Setup 6.7.0 with dark mode support enabled
-    * Allowing overwriting existing files even with protocols that require deleting the existing file first and with WebDAV. +  * Increased WinSCP memory limit to 4 GB. [[bug>2412]] 
- ···* Change: In scripting and .NET assembly, moving a file over an existing file will overwrite the existing file. [[bug>2185]] + ·* Defined and implemented interface for the .NET library. By @mjkent. [[bug>856]] 
-  * Using SFTP ''copy-data'' extension to duplicate remote files with servers that do not support ''copy-file'' extension (OpenSSH)+  * Optimized TLS/SSL AES implementation
-  * Allowed scrolling of background transfers queue list view while dragging a transfer. [[bug>2154]] +  * Restoring ability to restart Explorer to allow upgrade of drag&drop shell extension, when installing for current user, as after-restart replacement is not possible without Administrator privileges. [[bug>2381]] 
-  * Tabs show tooltips with full session name, username, hostname and paths. +  * MSI toolset updated to WiX 5
-  * Displaying thanks and transitioning help toolbar message after Store installation over classic installation. +  * Commands to copy paths to the clipboard on the Synchronization checklist window
-  * Remembering remote directory tree nodes state when switching sessions. [[bug>1057]] +  * Cryptography optimization
-  * Progress animations for //Duplicate// and //Move To// operations+  * Support long AWS/S3 session tokens. [[bug>2403]] 
-  * Download edited/opened files with up-to-date timestamps. [[bug>2122]] +  * Prevent hang when new device is attached or removed while some mapped network drive is not available. [[bug>2382]] 
-  * Displaying current version on the New version notification. [[bug>2125]] +  * Copy and paste improvements: 
-  * Support for S3 servers without TLS encryption. [[bug>1995]] + ···* Consistently renaming local files dropped or pasted back to their source directory to avoid collisions
-  * Support for redirected WebDAV downloads (even to other hosts). [[bug>1667]] + ···* Bug fix: When copying local files to clipboard from system context menu, "cut" state of previously cut files was not cleared
-  * Optionally reading password from a file. [[bug>2102]] +  * Not redundantly verifying WebDAV or S3 certificate in Windows Certificate store if it is already marked as trusted in session settings. [[bug>2404]] 
-  * Input files can be read from named pipes. [[bug>2118]] +  * Provide SNI when opening FTP data connection. [[bug>2410]] 
-  * ''Shift''-clicking //New Session// command opens the Login dialog in new WinSCP instance, instead of possibly opening new instance of workspace+  * Optimized synchronization checklist sorting
- ·* Option to always sort directories by name. [[bug>1024]] +  * Support for Beyond Compare 5 in Compare Files extension. [[bug>2417]] 
-  * Bookmark drop-down menu in Explorer interface. [[bug>2127]] +  * Convert unsupported SSH proxy to SSH tunnel when importing site from PuTTY. [[bug>2408]] 
-  * Preserving changed passwords of ad-hoc sessions in workspace. [[bug>2128]] +  * FTP directory listing falls back to the other active/passive mode, consistently with file transfers
-  * In file panel, file sorting by date and size is by default descending even when initiated by menu, toolbar or keyboard shortcut, consistently with sorting by clicking panel column header. +  * Consistently calling command to open window with specific directory //Explore//, instead of sometimes //Browse//
-  * Allowed opening all sites in a folder in PuTTY. [[bug>2079]] +  * Consistently referring to file last modification timestamp column as //Date modified//. 
-  * Allowing environment variables in custom INI file path. [[bug>2105]] +  * With INI file provided on command-line, using the same INI file when starting a new instance
-  * Private key pattern ''!K'' in PuTTY command-line and custom commands. [[bug>2107]] +  * Windows shell local file copy status window is centered on the main window
-  * Automatically reconnect when FTP server fails to open data connection with ''426'' code, if it previously worked. [[bug>2110]] +  * Made taskbar flashing configurable in GUI. [[bug>2411]] 
-  * Cleaning up temporary WinSCP PuTTY sessions. +  * Control labels on transfer settings dialogs do not show keyboard accelerator cue, until ''Alt'' key is pressed
-  * Clearing environment variables ''BLOCK_SIZE'' and ''LS_BLOCK_SIZE''. [[bug>2129]] +  * Not using drag images even with directory trees. [[bug>1274]] 
-  * Added import from KiTTY directly to the Import dialog. [[bug>1551]] +  * Allow configuring checksum commands. [[bug>2394]] 
-· * Warn when user selects too verbose logging level that degrades performance. [[bug>2155]] +  * Updated to JCL library 2.8.1
-  * Contents of About dialog can be copied to the clipboard using ''Ctrl+C''+  * Updating jump list only when running with GUI
-  * Blocking Windows Rich Edit formatting keyboard shortcuts in Internal editor. [[bug>2108]] +  * Made space on permissions box for longer translations. [[bug>2398]] 
-· * WebDAV/HTTP core upgraded to neon 0.32.5+  * Opening //Default Apps// //Settings// page directly to open it in the foreground and avoid flashing //Control Panel// window. 
-  * PNG code upgraded to PngComponents 1.9.0. +  * Improving order in which Windows Narrator reads window controls
-  * When switching tabs, prevent visibly scrolling the panels when focusing the last selected file+  * All edit boxes with history consistently do not auto complete and show 16 entries in the drop down
-  * Removed the "compression" indicator from the status bar. +  * Removed obsolete //Preserve remote timestamp// session settings
-  * Added GSSAPI key exchange algorithms to ''/info''+  * Bug fix: Local file with invalid characters replaced could not be explored from the Synchronization checklist window
-  * Allowed normal behavior of double-click on a file even when resolving of symlinks is disabled. [[bug>2037]] +  * Bug fix: Files modified by local custom command are not always uploaded to the correct remote directory. [[bug>2370]] 
-  * Change: ''SessionOptions.WebdavSecure'' renamed to ''SessionOptions.Secure'' (and applies to S3 protocol too). +  * Bug fix: List of network drives in drive drop down and directory tree did not always match
-  * ''Session.ExecutablePath'' returns detected or actual executable path when not set. [[bug>2055]] +  * Bug fix: Host key prompt did not have the default button
-  * Change: Keyboard shortcut for //Command Line// command changed to ''Shift+Ctrl+M'' (''Shift+Ctrl+N'' previously)+  * Bug fix: When the local path specified on Open directory/Location profile dialog is not existing, when browsing for a new path, the trailing part of the nonexisting path was appended to the new path
-  * Do not overwrite existing local file when FTP download fails to start. [[bug>2132]] +  * Bug fix: Trying to enter an invalid link in local panel fails silently. 
-  * Preventing construction of .NET assembly internal collection classes, what avoids them being unnecessarily registered for COM. +  * Bug fix: After FTP data connection fails to open further use of the session is broken
-  * Hidden configuration option to increase maximal number of background transfers at the same time. [[bug>2117]] +  * Bug fix: Pasting cut files from the clipboard into a local panel copies them instead of moving them. [[bug>2400]] 
-  * Not animating task bar button, when items are queued, but processing is disabled +  * Bug fix: Some edits did not save their value to history when submitting with ''Enter''. 
-··* Removed gap in initial toolbar layout+  * Bug fix: Too long edit history dropdown can overflow monitor bounds. [[bug>2432]] 
-  * Better formatting of feature list on Interface page of Preferences dialog+  * Bug fix: Message box texts and some control labels are not visible to screen readers. [[bug>2413]] 
-  * Optimizing adjusting to updated system font. [[bug>2149]] +  * Bug fix: Failure when clicking tab close button while the session is already being closed. [[bug>2416]]
-  * Consistency with loading icons synchronously and on the background. [[bug>2161]] +
-  * Added new ''ap-southeast-4'' AWS region. +
-  * Selecting the best language with each installation. [[bug>2160]] +
-  * Workaround for using ''/ini=nul'' on systems when reading ''nul'' file fails. [[bug>2163]] +
-  * Support for FTP ''CSID'' command. +
-  * Not logging supported SFTP extensions included directly in ''SSH_FXP_VERSION'' response as unknown+
-  * Bug fix: Failure when trying to switch session tabs while previous switch did not complete yet+
-  * Bug fix: When importing from FileZilla with KiTTY selected as SSH terminal, host keys were imported from KiTTY instead of FileZilla/PuTTY+
-  * Bug fix: Incorrect escaping of values in single-quoted patterns in custom commands. +
-  * Bug fix: Configuration does not load when using ''/rawconfig'' command-line switch and read-only configuration sections. +
-  * Bug fix: When file rename fails, wrong part of filename might be selected in the inline filename editor+
-  * Bug fix: Mouse cursor flickers while retrieving remote file properties+
-  * Bug fix: Using any keyboard shortcut with ''Alt'' key shows menu keyboard accelerators permanently+
-  * Bug fix: Session tabs cannot be dragged when the user has mouse buttons swapped+
-  * Bug fix: The //"Keep temporary copies of remote files in deterministic paths"// option applied when duplicating remote files via a local temporary copy and with custom commands, breaking their functionality. [[bug>2140]] +
-  * Bug fix: S3 credentials checkbox on Login dialog had wrong tab order. +
-  * Bug fix: Turned-off keepaliaves are not propagated to PuTTY. [[bug>2141]] +
-  * Bug fix: With password storing administratively disabled, the ''/rawsettings'' switch cannot be used to set passwords. [[bug>2142]] +
-  * Bug fix: Focus was lost after checking for updates. +
-  * Bug fix: Failure on startup fatal error. +
-  * Bug fix: Error when uploading file sized just below 32 kB boundary to FTP server over TLS 1.3. [[bug>2019]] +
-  * Bug fix: Failure when doing agent forwarding with Pageant 0.74 or older. [[bug>2162]] +
-  * Bug fix: Pressing ''Tab'' during incremental search on Login dialog never look into collapsed folders when more than one visible node matched the search. +
-  * Bug fix: File on local network share treated as folder when uploading. [[bug>2056]] +
-  * Bug fix: Failure when parsing FTP checksum response misses the actual response.+
-===== [[5.21.8]] 5.21.8 ((2023-04-11)) =====+===== [[6.5.7]] 6.5.7 (not released yet) ((2026-06-17)) =====
-  * Back-propagated fixes from 6.0 beta release: +  * Translations completed: Croatian, Finnish, Georgian, Italian and Serbian. 
-    * Translations updated: German, Hungarian and Russian+  * TLS/SSL core upgraded to OpenSSL 3.3.7. 
-    * TLS/SSL core upgraded to OpenSSL 1.1.1t. +··* Back-propagated fixes from 6.6.2 beta release: 
-    * Updated links to online help.+    * Bug fix: Failure setting ''Session.DebugLogPath'' when running in impersonated context. [[bug>2441]] 
 +    * Security issue: fixed a remotely triggerable double-free in RSA key exchange. [[pbug>rsakex-double-free]] 
 +    * Minor security issue: fixed a remotely triggerable crash in NIST ECDSA signature verification. [[pbug>ecdsa-remotely-triggerable-assertion]] 
 +  * Bug fix: A specially crafted PKCS#7 or S/MIME signed message could trigger a use-after-free during PKCS#7 signature verification. CVE-2026-45447 fix from OpenSSL 3.4.6.
-===== [[5.21.7]] 5.21.7 ((2023-01-23)) =====+===== [[6.5.6]] 6.5.6 ((2026-03-25)) =====
-  * Improvements to official //Batch Rename// extension: +  * Translations completed: Macedonian, and updated: Lithuanian, and Russian. 
- ···* Made GUI refresh optional to allow standalone execution+ ·* TLS/SSL core upgraded to OpenSSL 3.3.6. 
-    * Not failing when specific file do not require any rename+  * Back-propagated improvements from 6.6–6.6.1 beta release: 
-    * Bug fix: Rename fails when the filename contain file mask special characters. [[bug>2157]] +    * New DigiCert EV code signing certificate valid until March 2029 is used for signing binaries
- ·* Bug fix: Failure when system settings change after new version message box was displayed. [[bug>2148]]+    * XML parser upgraded to Expat 2.7.5. 
 +   * Support for Beyond Compare 5 in Compare Files extension. [[bug>2417]] 
 + ···* Bug fix: Checking if edited/opened file was modified externally didn't work for inactive sessions. [[bug>2426]]
-===== [[5.21.6]] 5.21.6 ((2022-11-28)) =====+===== [[6.5.5]] 6.5.5 ((2025-11-19)) =====
-  * TLS/SSL core upgraded to OpenSSL 1.1.1s. +  * Translation updated: Vietnamese
-  * XML parser upgraded to Expat 2.5.0. +  * Bug fix: Pasting files using local directory tree context menu pastes them to the current directory, instead of the selected one
-··* Translation updated: German+  * Bug fix: Failure when opening site imported from PuTTY with unsupported SSH proxy. [[bug>2407]] 
-  * Setting ''$PSNativeCommandArgumentPassing'' to ''Legacy'' in generated WinSCP scripting PowerShell commandline, which is needed for PowerShell 7.3 compatibility. [[bug>2134]] +  * Bug fix: Incorrect hostname validation when connecting to S3 endpoint with certificate that does not cover root S3 hostname. [[bug>2409]]
-  * Added new ''ap-south-2'', ''eu-central-2'' and ''eu-south-2'' AWS regions and doubling region drop-down height+
-  * Bug fix: Moving WebDAV transfer to background aborts the transfer if the server commits the interrupted foreground transfer. [[bug>2126]] +
-  * Bug fix: Failure when saving edited file while current tab is not connected. [[bug>2139]] +
-  * Bug fix: When the current session is encrypted, saved edited file was uploaded using the current session instead of its source session. When the current session is not encrypted, edited files opened in any encrypted session was uploaded on the background, possibly leading to data inconsistent files. +
-  * Bug fix: When reattaching edited file to re-connection session, the file was always attached to the current session instead of the possibly non-active re-connected session.+
-===== [[5.21.5]] 5.21.5 ((2022-10-06)) =====+===== [[6.5.4]] 6.5.4 ((2025-10-16)) =====
-  * Translation completed: Brazilian Portuguese+  * Translations updated: Belarusian and Georgian
-  * WebDAV/HTTP core upgraded to neon 0.32.4+  * TLS/SSL core upgraded to OpenSSL 3.3.5
-  * XML parser upgraded to Expat 2.4.9+  * XML parser upgraded to Expat 2.7.3
-  * Preventing opening tunneled sessions in PuTTY from Login dialog as it cannot work. [[bug>2116]]  +  * Added new ''ap-southeast-6'' AWS region. 
-  * Bug fix: Agent forwarding does not work. [[bug>2113]] +  * Bug fix: When restored after operation completed while minimized the window is disabled. [[bug>2393]] 
-  * Bug fix: Stall when new folder is detected and the drive contains folders with numerical names. [[bug>2114]] + * Bug fix: Command ''md5sums'' is incorrectly used to calculate MD5 checksum instead of ''md5sum''. [[bug>2392]] 
-  * Bug fix: New version notification is not displaying.+  * Bug fix: Incomplete FTP upload when the source stream/stdin reads less than requested. [[bug>2395]] 
 +  * Bug fix: ''Shift''-clicking //OK// button on Synchronization checklist window when synchronization in the background was not possible still closed the window. 
 +  * Bug fix: Failure after reloading file panel when number of files decreases. [[bug>2402]] 
 +  * Bug fix: Failure or silently missing headers when when S3 request headers were too long.
-===== [[5.21.4]] 5.21.4 ((2022-09-12)) =====+===== [[6.5.3]] 6.5.3 ((2025-07-16)) =====
-  * This is Microsoft Store-only release with the following fix: +  * Translations updated: Belarusian, Brazilian Portuguese [[bug>2386]] and Slovenian. 
- ···* The //Donate// command removed from the //Help// menu to comply with Store App policies.+  * TLS/SSL core upgraded to OpenSSL 3.3.4. 
 +  * Temporarily not updating drag&drop shell extension for minor changes when installing for current user. [[bug>2381]] 
 +  * Bug fix: Failure when reading empty certificate authority configuration. 
 + ·* Bug fix: Failure when running Maximized. [[bug>2387]] 
 +  * Bug fix: Incorrect scaling of navigation tree on Login and Preferences dialogs. [[bug>2385]] 
 +  * Bug fix: Incorrect scaling of drag&drop shell extension status display on Preferences dialog.
-===== [[5.21.3]] 5.21.3 ((2022-09-06)) =====+===== [[6.5.2]] 6.5.2 ((2025-06-18)) =====
-  * Translation updated: Ukrainian+  * Translation updated: Brazilian Portuguese and Polish
-  * Added new ''me-central-1'' AWS region. +  * Added new ''ap-east-2'' AWS region. 
-  * Bug fix: Site with a stored password protected by master password cannot be opened from command-line. [[bug>2101]] +  * Bug fix: Some translations (notably Japanese) are not loaded. [[bug>2372]] 
-  * Bug fix: Opening session in new window fails. [[bug>2104]] +  * Bug fix: Directory tree indentation is scaled incorrectly when starting on scaled display on system with scaled primary monitor. [[bug>2374]] 
- +  * Bug fix: Wrong icon size is used when starting on secondary monitor with different scaling than the primary one
-===== [[5.21.2]] 5.21.2 ((2022-08-08)) ===== +  * Bug fix: Failure when proxy hostname resolution fails with SFTP/SCP protocols. [[bug>2376]] 
- +  * Bug fix: Avoid replacing ''%2F'' with a slash and ''%2E'' with a dot in special cases on upload to avoid path traversal. [[bug>2377]] 
-  * Translation completed: Farsi. +  * Bug fix: Failure when canceling reconnection on authentication banner, when the connection was already closed by the server. [[bug>2379]] 
-  * TLS/SSL core upgraded to OpenSSL 1.1.1q. +  * Bug fix: Local directories sometimes cannot be deleted. [[bug>2380]]
-  * Initial implementation of application logging. +
-  * Bug fix: "Hidden files showing toggled" message displays opposite status. +
-  * Bug fix: Cannot authenticate to WebDAV server with username containing some special characters. [[bug>2095]] +
-  * Bug fix: Checkbox to set permissions recursively on Properties dialog is missing, when changing owner and group is not supported. [[bug>2097]] +
-  * Bug fix: .NET assembly type library cannot be used in WSH. [[bug>2098]] +
- +
-===== [[5.21.1]] 5.21.1 ((2022-06-24)) ===== +
-  * Translation completed: Polish. +
-  * TLS/SSL core upgraded to OpenSSL 1.1.1p. +
-  * Not offering to create a link to parent directory, when it happens to be selected, when starting to create a link. [[bug>2091]] +
-  * Bug fix: Extension options dialog layout broken on systems with multiple monitors with different text scaling. [[bug>2090]] +
-  * Bug fix: Failure when starting parallel FTP background transfers. [[bug>2093]] +
-  * Bug fix: Directory coloring rules on remote panel do not work. [[bug>2094]] +
- +
-===== [[5.21]] 5.21 ((2022-06-15)) ===== +
- +
-  * Bug fix: Hang when entering small directories with FTP protocol. [[bug>2087]] +
- * Bug fix: Lag when moving files from remote panel using drag&drop. [[bug>2088]] +
-  * Bug fix: After certain operations, drive that was ever opened in local file panel cannot be safely removed temporarily. +
- +
-===== [[5.20.4]] 5.20.4 RC ((2022-06-08)) ===== +
-   +
-  * SSH core and SSH private key tools (PuTTYgen and Pageant) upgraded to [[&url(puttychanges)|PuTTY 0.77]]. It brings the following changes: +
-    * Pageant: Option ''%%--openssh-config%%'' to allow easy interoperation with Windows's ''ssh.exe''. [[pbug>win-pageant-openssh-interop]] +
-    * Bug fix: PuTTYgen's mouse-based entropy collection now handles high-frequency mice without getting confused. [[pbug>win-puttygen-entropy-rate-limit]] +
-    * Bug fix: Pageant can now handle large numbers of concurrent connections without hanging or crashing. [[pbug>win-pageant-max-connections-2]] +
-    * Bug fix: If Pageant is started multiple times simultaneously, the instances should reliably agree on one of them to be the persistent server. [[pbug>win-pageant-concurrent-startup]] +
-  * Improved error message when FTP server returns malformed response. [[bug>2077]] +
-  * Translations updated: German and Slovak. +
-  * Not listing remote directory when downloading file using FTP protocol with overwrite confirmations off. [[bug>2084]] +
-  * Workaround for calls to system API failing when used first time against some network shares (Samba) with paths over the legacy Windows limit. [[bug>2082]] +
-  * Workaround for an apparent bug in Windows 11 that prevents WinSCP from stopping Windows going to the sleep mode during transfers. [[bug>2083]] +
-  * Workaround for specific encoding of commas in filenames (and particularly directory names) by OneDrive WebDAV interface. [[bug>2085]] +
-  * Bug fix: When transferring a growing file, after its original size is reached, the ''Session.FileTransferProgress'' event starts being triggered continuously. [[bug>2078]] +
-  * Bug fix: Restored pre-5.20.3 behaviour with MVS systems. [[bug>2086]] +
- +
-===== [[5.20.3]] 5.20.3 RC ((2022-05-17)) ===== +
- +
-  * Translations completed: Catalan, Czech, Dutch, Finnish, French, German, Hungarian, Italian, Japanese, Korean, Portuguese, Romanian, Russian, Simplified Chinese, Slovak, Spanish, Swedish, Traditional Chinese, Turkish and Ukrainian; and updated: Vietnamese +
-  * Streaming support in .NET assembly and scripting for FTP protocol. [[bug>1945]] +
-  * Improved compatibility with MVS systems. [[bug>2069]] +
-  * New .NET assembly method ''Session.TryGetFileInfo''. Thanks to @RachamimYaakobov. [[bug>2068]] +
-  * Expanding environment variables in Open Directory/Location Profiles dialogs in local paths. [[bug>909]] +
-  * Optimized loading of large directories. [[bug>1631]] +
-  * TLS/SSL core upgraded to OpenSSL 1.1.1o. +
-  * Installer upgraded to Inno Setup 6.2.1. +
-  * When group (//Site/Shared//) to which new location profile is added is changed, switching the page to the target group. +
-  * Preventing occasional exhaustion of resources while testing WinSCP executable version on repeated use of .NET assembly. [[bug>2075]] +
-  * Bug fix: Capabilities of S3 sessions were not shown. +
-  * Bug fix: Misplaced warning about unused scripting parameters when ''/rawsettings'' command-line switch is used. [[bug>2070]] +
-  * Bug fix: File panels malfunction when files are dropped from other application to it. [[bug>2071]] +
-  * Bug fix: When logging transfer statistics, recent transfer speed was logged instead of average speed of whole transfer. [[bug>2073]] +
-  * Bug fix: z/OS PDS members without ISPF statistics are omitted in directory listing. [[bug>2076]]+
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Last modified: by martin