CVE-2026-34352

CVSS 8.5 HIGHEPSS 0.2%CWE-732

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 8.5EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

26 Mar 2026Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

In TigerVNC before 1.16.2, Image.cxx in x0vncserver allows other users to observe or manipulate the screen contents, or cause an application crash, because of incorrect permissions.

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:L

Affected products

TigerVNC · TigerVNC

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References

https://github.com/TigerVNC/tigervnc/commit/0b5cab169d847789efa54459a87659d3fd484393 https://github.com/TigerVNC/tigervnc/issues/2079 https://groups.google.com/g/tigervnc-announce/c/anHL9WLshLI https://sourceforge.net/projects/tigervnc/files/stable/1.16.2 https://www.openwall.com/lists/oss-security/2026/03/26/7