CVE-2026-25941 - Vulnerability Analysis
MediumCVSS: 4.3Last Updated: February 27, 2026
FreeRDP - Out-of-Bounds Read
Published: February 25, 2026Updated: February 27, 2026PoC AvailableRemote Exploitable
Overview
FreeRDP 2.x < 2.11.8 and 3.x < 3.23.0 contain an out-of-bounds read vulnerability in the RDPGFX channel caused by crafted WIRE_TO_SURFACE_2 PDU with oversized bitmapDataLength, letting malicious RDP servers disclose memory or crash clients, exploit requires user connection to malicious server.
Severity & Score
Severity: Medium
CVSS Score: 4.3
Impact
Malicious servers can cause client crashes or disclose uninitialized heap memory, risking sensitive information exposure.
Mitigation
Update to versions 2.11.8 or 3.23.0 or later.
References
Related Resources
Details
- CVE ID
- CVE-2026-25941
- Severity
- Medium
- CVSS Score
- 4.3
- Type
- out_of_bounds_rw
- Status
- confirmed
CWE
- CWE-20
CVSS Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N