Vulnerability in Tigervnc
CVE-2026-34352
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.
EPSS: 0.000 (10.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.5 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:L.
Affected products
- Tigervnc — versions 0
Weakness classification (CWE)
References
- cve@mitre.org (Mailing List, Third Party Advisory)
- cve@mitre.org (Patch)
- cve@mitre.org (Release Notes)
- cve@mitre.org (Patch, Mailing List)
- cve@mitre.org
Frequently asked questions
- What is CVE-2026-34352?
- CVE-2026-34352 is a high-severity vulnerability in Tigervnc, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 8.5/10. Published 2026-03-26.
- How severe is CVE-2026-34352?
- High severity. CVSS v3 base score is 8.5 out of 10.