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Patches for UltraVnc EXE x64
Windows
8 patches available
UltraVNC is an open-source remote-administration/remote-desktop-software utility.
UltraVnc EXE x64 Version 1.6.4.0
Release Date
6/21/2025
Bug Fix?
Yes
Minor Release?
Yes
Patch Notes

1.6.4.0 – June 2025$$$Update viewer layout$$$Viewer; SessionDialog wrong size after dpi change #278$$$Fix to small msg buffer size$$$Fix big border (ThomasLevering)$$$Update GNOME /QEMU display settings text + zlibbuffer was unneeded recrated$$$Fix vncviewer crash #58$$$FIX empty password detection; also for SC$$$Fix bug in undefer_input() that misplaced the input state. (#272)$$$Do not accept Anonymous TLS sub-types during VeNCrypt authentication (#274)$$$But allow fallback to standard RFB types (e.g. rfbVncAuth)
UltraVnc EXE x64 Version 1.4.3.6
Release Date
10/21/2023
Bug Fix?
Yes
Minor Release?
No
Patch Notes

CHANGELOG$$$$$$1.4.3.6$$$-msi installer fixes$$$-SC embedded encryption fix$$$-Fix Crash on close
UltraVnc EXE x64 Version 1.4.3.6
Release Date
10/21/2023
Bug Fix?
Yes
Minor Release?
No
Patch Notes

CHANGELOG$$$$$$1.4.3.6$$$-msi installer fixes$$$-SC embedded encryption fix$$$-Fix Crash on close
UltraVnc EXE x64 Version 1.4.3.1
Release Date
7/6/2023
Bug Fix?
Yes
Minor Release?
No
Patch Notes

CHANGELOG$$$$$$1.4.3.1$$$Handle leak fix
UltraVnc EXE x64 Version 1.4.2.0
Release Date
4/15/2023
Bug Fix?
Yes
Minor Release?
Yes
Patch Notes

1.4.2.0$$$-update lib zstd 1.5.5; libzma 5.4.2 libjpeg 2.1.5.1$$$-SC_20 fix international char; disable UAC$$$-Fix install winvnc as service with custom name was not detected as service
UltraVnc EXE x64 Version 1.4.0.9
Release Date
3/9/2023
Bug Fix?
Yes
Minor Release?
No
Patch Notes

1.4.0.9$$$- Security fix$$$- SC 2.0 load ini changes$$$- Patch Handle Z_STREAM_END in zlib stream decompression$$$- Patch Adding key mapping logic for Korean/English transition key$$$- DNS lookup take to long; log back by ip address
UltraVnc EXE x64 Version 1.4.0.6
Release Date
1/17/2023
Bug Fix?
Yes
Minor Release?
No
Patch Notes

1.4.0.6$$$some parameters are not saved
UltraVnc EXE x64 Version 1.4.0.5
Release Date
1/13/2023
Bug Fix?
No
Minor Release?
Yes
Patch Notes

1.4.0.5$$$installer
UltraVnc EXE x64 Version 1.3.8.1
Release Date
3/8/2022
Bug Fix?
Yes
Minor Release?
No
Patch Notes

security fix CVE-2022-24750
UltraVnc EXE x64 Version 1.3.8.1
Release Date
3/8/2022
Bug Fix?
Yes
Minor Release?
No
Patch Notes

security fix CVE-2022-24750
UltraVnc EXE x64 Version 1.3.8.1
Release Date
3/8/2022
Bug Fix?
Yes
Minor Release?
No
Patch Notes

security fix CVE-2022-24750
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