CVE Tools
Sign in

CVE-2026-34352

Published: Mar 26, 2026Updated: Jun 4, 2026 Sources: CVE List NVDCWE-732
NVD MITRE
8.5CVSSHIGH
EPSS Score
0.2%
Top 84.3%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

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.

CVSS Vector Breakdown

AV:LAC:LPR:NUI:NS:CC:HI:LA:L
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:CScope
Changed
Impact
C:HConfidentiality
High
I:LIntegrity
Low
A:LAvailability
Low
Open in CVSS calculator →

Weaknesses

CWE-732

Affected Products

TigerVNCTigerVNC
On-prem
Communications
tigervnctigervnc
On-prem
Communications
tigervncoss-projectCommunications

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Privilege Escalation
View detailed technique mapping

References

https://www.openwall.com/lists/oss-security/2026/03/26/7
openwall.com
https://github.com/TigerVNC/tigervnc/commit/0b5cab169d847789efa54459a87659d3fd484393
github.com
https://sourceforge.net/projects/tigervnc/files/stable/1.16.2
sourceforge.net
and 2 more references View all →

Timeline

Published
Mar 26, 2026
Last Updated
Jun 4, 2026

Unlock Complete Vulnerability Intelligence

Get the full picture for CVE-2026-34352 and every CVE in our database. Create a free account — no credit card required.

Create Free Account
Plain-language analysis
Impact assessment and exploitation scenario in plain English
Attack graph visualization
Interactive attack path and kill chain mapping
Exploit details & PoC links
ExploitDB, Metasploit, GitHub PoCs with direct links
Nuclei scanner templates
Ready-to-use vulnerability scanner templates
Full remediation guide
Patch instructions, workarounds, and compliance impact
Interactive AI chat
Ask questions about this vulnerability in natural language
Related vulnerabilities
Semantically similar CVEs and attack patterns
REST API & MCP access
Integrate vulnerability data into your workflows