Vulnerability Identifier
CVE-2026-34352
2026-03-26
Severity Assessment
8.5
HIGH
CVSS v3.x Score
Clinical Analysis (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.
Vector Sequencing
Attack Parameters
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Impact Consequences
Technical Impact
Changed
Scope
High
Confidentiality
Low
Integrity
Low
Availability
AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:L
Affected Population
Affected Configurations
Total: 34 detected entries
Software List
Scrollable
Timeline
Time Line
PUBLICATION
26 Mar 2026
MODIFICATION
02 Apr 2026
FIRST PATCH
16 Apr 2026
Impact Statistics
Key Metrics
CVSS Score
8.5
HIGH
Products
34
Affected
Patches
1
Available
Remediation Protocol
Recommended Solution
No automatic solution found. Check vendor references.
Patch Library
Recommended Actions for Administrators
Immediate Action Plan
1. Inventory
Identify all affected systems in your infrastructure.
2. Assessment
Assess exposure and criticality for your organization.
3. Mitigation
Apply patches or available workarounds.
4. Verification
Test and confirm effectiveness of applied measures.
Sources & Bibliography