HIGH 7.1 NVD
CVE-2026-121407
FreeRDP before 3.32.2 contains a denial of service vulnerability in the shadow server's remdesk_server_thread that allows authenticated clients to crash the pro
FreeRDP before 3.32.2 contains a denial of service vulnerability in the shadow server's remdesk_server_thread that allows authenticated clients to crash the process via an inverted PDU length check. Attackers can send an 8192-byte remdesk payload declaring an eight-byte PDU length to trigger a fatal Stream_Seek assertion, aborting the server and dropping sessions.
Affected Products
- freerdp/freerdp
References
- https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-x8vp-ff7m-294g
- https://www.vulncheck.com/advisories/freerdp-before-3.32.2-shadow-server-denial-of-service
This high severity vulnerability with a CVSS score of 7.1 was published on 2026-11-03 via NVD. Affected: freerdp/freerdp.
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