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2026-05-29 2026-05-29
pbug pageant-aborted-decrypt-crash (martin) PuTTY 0.84 (martin)
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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]].
-===== [[6.6.2]] 6.6.2 (not released yet) ((2026-05-28)) =====+===== [[6.6.2]] 6.6.2 (not released yet) ((2026-05-29)) =====
  * Experimental 64-bit version of WinSCP. [[bug>618]]   * Experimental 64-bit version of WinSCP. [[bug>618]]
  * Optionally do not showing error message when connection is lost while idle. [[bug>2360]]   * Optionally do 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]]
  * Translations updates: Italian and Finnish.   * Translations updates: Italian and Finnish.
  * TLS/SSL core upgraded to OpenSSL 3.5.6.   * TLS/SSL core upgraded to OpenSSL 3.5.6.

Last modified: by martin