CVEvulnerability
CVE-2026-34352
9.8 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2026-03-26
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 8.5 HIGH — CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:L
- CVSS 3.1 ([email protected])
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-732
Description
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.
Affected configurations
• tigervnc tigervnc (< 1.16.2)
Related
Weakness · CWE (1)
- CWE-732 Incorrect Permission Assignment for Critical Resource weakness
References
- https://github.com/TigerVNC/tigervnc/commit/0b5cab169d847789efa54459a87659d3fd484393 Patch
- https://github.com/TigerVNC/tigervnc/issues/2079 github.com
- https://groups.google.com/g/tigervnc-announce/c/anHL9WLshLI Mailing List, Patch
- https://sourceforge.net/projects/tigervnc/files/stable/1.16.2 Release Notes
- https://www.openwall.com/lists/oss-security/2026/03/26/7 Mailing List, Third Party Advisory
- https://github.com/TigerVNC/tigervnc/issues/2079 github.com