High Severity Vulnerability
This vulnerability has been rated as High severity. Immediate action is recommended.
CVE-2026-34352
High
Low
Medium
High
Critical
8.5
CVSS Score
Vulnerability 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 Metrics
Common Vulnerability Scoring System
Vector String:
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:L
Attack Vector
L
Attack Complexity
L
Privileges Required
N
User Interaction
N
Scope
C
Confidentiality
H
Integrity
L
Availability
L
Known Affected Software
34 configuration(s) from 1 vendor(s)
tigervnc
Version:
0.0.91
CPE:
cpe:2.3:a:tigervnc:tigervnc:0.0.91:*:*:*:*:*:*:*
tigervnc
Version:
1.2.90
CPE:
cpe:2.3:a:tigervnc:tigervnc:1.2.90:*:*:*:*:*:*:*
tigervnc
Version:
1.1
CPE:
cpe:2.3:a:tigervnc:tigervnc:1.1:beta1:*:*:*:*:*:*
tigervnc
Version:
1.6.90
CPE:
cpe:2.3:a:tigervnc:tigervnc:1.6.90:*:*:*:*:*:*:*
tigervnc
Version:
1.4.2
CPE:
cpe:2.3:a:tigervnc:tigervnc:1.4.2:*:*:*:*:*:*:*
tigervnc
Version:
1.1.0
CPE:
cpe:2.3:a:tigervnc:tigervnc:1.1.0:*:*:*:*:*:*:*
tigervnc
Version:
1.3.90
CPE:
cpe:2.3:a:tigervnc:tigervnc:1.3.90:*:*:*:*:*:*:*
tigervnc
Version:
1.8.90
CPE:
cpe:2.3:a:tigervnc:tigervnc:1.8.90:*:*:*:*:*:*:*
tigervnc
Version:
1.0
CPE:
cpe:2.3:a:tigervnc:tigervnc:1.0:*:*:*:*:*:*:*
tigervnc
Version:
1.8.0
CPE:
cpe:2.3:a:tigervnc:tigervnc:1.8.0:*:*:*:*:*:*:*
tigervnc
Version:
0.0.90
CPE:
cpe:2.3:a:tigervnc:tigervnc:0.0.90:*:*:*:*:*:*:*
tigervnc
Version:
1.7.90
CPE:
cpe:2.3:a:tigervnc:tigervnc:1.7.90:*:*:*:*:*:*:*
tigervnc
Version:
1.0.0
CPE:
cpe:2.3:a:tigervnc:tigervnc:1.0.0:*:*:*:*:*:*:*
tigervnc
Version:
1.4.1
CPE:
cpe:2.3:a:tigervnc:tigervnc:1.4.1:*:*:*:*:*:*:*
tigervnc
Version:
1.0.90
CPE:
cpe:2.3:a:tigervnc:tigervnc:1.0.90:*:*:*:*:*:*:*
tigervnc
Version:
1.5.0
CPE:
cpe:2.3:a:tigervnc:tigervnc:1.5.0:*:*:*:*:*:*:*
tigervnc
Version:
1.9.90
CPE:
cpe:2.3:a:tigervnc:tigervnc:1.9.90:*:*:*:*:*:*:*
tigervnc
Version:
1.3.1
CPE:
cpe:2.3:a:tigervnc:tigervnc:1.3.1:*:*:*:*:*:*:*
tigervnc
Version:
1.10.0
CPE:
cpe:2.3:a:tigervnc:tigervnc:1.10.0:*:*:*:*:*:*:*
tigervnc
Version:
1.7
CPE:
cpe:2.3:a:tigervnc:tigervnc:1.7:*:*:*:*:*:*:*
tigervnc
Version:
1.11.0
CPE:
cpe:2.3:a:tigervnc:tigervnc:1.11.0:*:*:*:*:*:*:*
tigervnc
Version:
1.10.1
CPE:
cpe:2.3:a:tigervnc:tigervnc:1.10.1:*:*:*:*:*:*:*
tigervnc
Version:
1.2.0
CPE:
cpe:2.3:a:tigervnc:tigervnc:1.2.0:*:*:*:*:*:*:*
tigervnc
Version:
1.4.3
CPE:
cpe:2.3:a:tigervnc:tigervnc:1.4.3:*:*:*:*:*:*:*
tigervnc
Version:
1.6.0
CPE:
cpe:2.3:a:tigervnc:tigervnc:1.6.0:*:*:*:*:*:*:*
tigervnc
Version:
1.4.90
CPE:
cpe:2.3:a:tigervnc:tigervnc:1.4.90:*:*:*:*:*:*:*
tigervnc
Version:
1.7.1
CPE:
cpe:2.3:a:tigervnc:tigervnc:1.7.1:*:*:*:*:*:*:*
tigervnc
Version:
1.5.90
CPE:
cpe:2.3:a:tigervnc:tigervnc:1.5.90:*:*:*:*:*:*:*
tigervnc
Version:
1.13.1
CPE:
cpe:2.3:a:tigervnc:tigervnc:1.13.1:*:*:*:*:*:*:*
tigervnc
Version:
1.0.1
CPE:
cpe:2.3:a:tigervnc:tigervnc:1.0.1:*:*:*:*:*:*:*
tigervnc
Version:
1.9.0
CPE:
cpe:2.3:a:tigervnc:tigervnc:1.9.0:*:*:*:*:*:*:*
tigervnc
Version:
1.4.0
CPE:
cpe:2.3:a:tigervnc:tigervnc:1.4.0:*:*:*:*:*:*:*
tigervnc
Version:
1.1.90
CPE:
cpe:2.3:a:tigervnc:tigervnc:1.1.90:*:*:*:*:*:*:*
tigervnc
Version:
1.3
CPE:
cpe:2.3:a:tigervnc:tigervnc:1.3:*:*:*:*:*:*:*
This vulnerability affects 34 software configuration(s). Ensure you patch all affected systems.
SUSE
CVE-2026-34352
CVE-2026-34352
Severity
Unknown
Released
Apr 16, 2026
Security Update
References & Resources
-
https://github.com/TigerVNC/tigervnc/commit/0b5cab169d847789efa54459a87659d3fd484393cve@mitre.org Patch
-
https://groups.google.com/g/tigervnc-announce/c/anHL9WLshLIcve@mitre.org Mailing List Patch
-
https://sourceforge.net/projects/tigervnc/files/stable/1.16.2cve@mitre.org Release Notes
-
https://www.openwall.com/lists/oss-security/2026/03/26/7cve@mitre.org Mailing List Third Party Advisory
Severity Details
8.5
out of 10.0
High
Weakness Type (CWE)
CWE-732
Incorrect Permission Assignment for Critical Resource
- Description
- The product specifies permissions for a security-critical resource in a way that allows that resource to be read or modified by unintended actors.
- Exploit Likelihood
- High
- Typical Severity
- High
- Abstraction Level
- Class
Key Information
- Published Date
- March 26, 2026
