CVE-2026-109938

Positive mapped-video coordinates overflow and abort FreeRDP clients A malicious or compromised RDP server can terminate a FreeRDP client after the user connects with video redirection enabled.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-96rv-gf42-7wq9	Exploit Vendor Advisory Mitigation
https://www.vulncheck.com/advisories/freerdp-3.11.0-before-3.32.0-integer-overflow-via-mapped-video-geometry-update	Third Party Advisory
https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-96rv-gf42-7wq9	Exploit Vendor Advisory Mitigation

Configurations

Configuration 1 (hide)

cpe:2.3:a:freerdp:freerdp:*:*:*:*:*:*:*:*

History

26 Oct 2026, 20:27

Type	Values Removed	Values Added
First Time		Freerdp Freerdp freerdp
CPE		cpe:2.3:a:freerdp:freerdp::::::::
References	~~() https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-96rv-gf42-7wq9 -~~	() https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-96rv-gf42-7wq9 - Exploit, Vendor Advisory, Mitigation
References	~~() https://www.vulncheck.com/advisories/freerdp-3.11.0-before-3.32.0-integer-overflow-via-mapped-video-geometry-update -~~	() https://www.vulncheck.com/advisories/freerdp-3.11.0-before-3.32.0-integer-overflow-via-mapped-video-geometry-update - Third Party Advisory

14 Oct 2026, 14:17

Type	Values Removed	Values Added
References	~~() https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-96rv-gf42-7wq9 -~~	() https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-96rv-gf42-7wq9 -

13 Oct 2026, 14:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-13 14:17

Updated : 2026-10-26 20:27

NVD link : CVE-2026-109938

Mitre link : CVE-2026-109938

CVE.ORG link : CVE-2026-109938

JSON object : View

Products Affected

freerdp

freerdp

CWE

CWE-190

Integer Overflow or Wraparound

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