HIGH 7.7 NVD
CVE-2026-91947
FreeRDP server versions before 3.31.0 contain a use-after-free vulnerability in the DRDYNVC parser that dereferences a channel pointer after releasing the synch
FreeRDP server versions before 3.31.0 contain a use-after-free vulnerability in the DRDYNVC parser that dereferences a channel pointer after releasing the synchronization lock. Authenticated clients can race AUDIN channel closure messages against DRDYNVC data parsing to trigger heap-use-after-free when accessing freed channel objects.
References
- https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-6mpx-c8rj-whj5
- https://www.vulncheck.com/advisories/freerdp-server-before-3.31.0-use-after-free-via-drdyn
This high severity vulnerability with a CVSS score of 7.7 was published on 2026-09-15 via NVD.
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