CVE-2026-34352
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.5epss 0.2%
exploitation probability
0.2%top 84% of all CVEs
observed exploitation
nono source reports it
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 · TigerVNCReferences
https://github.com/TigerVNC/tigervnc/commit/0b5cab169d847789efa54459a87659d3fd484393https://github.com/TigerVNC/tigervnc/issues/2079https://groups.google.com/g/tigervnc-announce/c/anHL9WLshLIhttps://sourceforge.net/projects/tigervnc/files/stable/1.16.2https://www.openwall.com/lists/oss-security/2026/03/26/7