CVE-2026-34352

Published: Mar 26, 2026

Modified: Jun 4, 2026

PUBLISHED

CVSS v3.1

8.5

HIGH

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.

Vendor	Product	Versions
TigerVNC	TigerVNC	affected `0 - < 1.16.2`

Weaknesses (CWE)

CWE-732

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

Low

Availability

Low

References

https://www.openwall.com/lists/oss-security/2026/03/26/7

https://github.com/TigerVNC/tigervnc/commit/0b5cab169d847789efa54459a87659d3fd484393

https://sourceforge.net/projects/tigervnc/files/stable/1.16.2

https://groups.google.com/g/tigervnc-announce/c/anHL9WLshLI

https://github.com/TigerVNC/tigervnc/issues/2079

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CVE-2026-34352

Description

Affected Products

Weaknesses (CWE)

CVSS v3.1 Details

References