PuTTY 0.84
Release notes and official download link · released 22 May 2026
Download installer (opens publisher site in a new tab)
the.earth.li · opens in a new tab
Download PuTTY 0.84
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| Platform | Released | Download |
|---|---|---|
| Windows x64 | 22 May 2026 | Download installer (opens publisher site in a new tab) |
What’s in PuTTY 0.84
Security issue: fixed a remotely triggerable double-free in RSA key exchange.
About this version
PuTTY 0.84 was released on 22 May 2026. It is the second newest of the 6 versions recorded for PuTTY, and is available for Windows x64. PuTTY is Open source (MIT) software published by www.chiark.greenend.org.uk.