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5.3 Medium

FreeRDP before 3.32.2 contains a denial of service vulnerability in the RDPGFX ALPHA WIRETOSURFACE2 handler that fails to validate zero…

CVE-2026-121410

FreeRDP before 3.32.2 contains a denial of service vulnerability in the RDPGFX ALPHA WIRETOSURFACE2 handler that fails to validate zero surface dimensions. A malicious RDP server can send a crafted WIRETOSURFACE2 PDU with zero width and height, triggering an assertion or division by zero that terminates the client session.

Assessment

CVSS
5.3 (v4.0)
Severity
Medium
Known exploited
Not listed in CISA KEV
Exploit availability
Nothing found in Exploit-DB, Metasploit, Nuclei or public PoC repositories
Published
3 November 2026
Last updated
3 November 2026
Affected
FreeRDP · FreeRDP
Assigner
VulnCheck

CVSS vectorCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

At the source

References

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