CVE-2026-109257

5.9 MEDIUMpublic exploit available

Published 2026-10-12 · Updated 2026-10-15

AI analysis for this CVE has not been generated yet. Raw NVD data is shown below.

NVD description

FreeRDP before 3.32.0 contains a double-free vulnerability in nsc_context_initialize_encode() that leaves dangling plane pointers after a partial buffer growth failure. Attackers using a crafted RDP client can negotiate NSCodec with a large desktop geometry to trigger allocation failure, crashing the server during context teardown.

CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses

CWE-415

Public exploit & PoC references

https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-2hhg-8xx6-v73w
https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-2hhg-8xx6-v73w

All references

https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-2hhg-8xx6-v73w
https://www.vulncheck.com/advisories/freerdp-before-3.32.0-double-free-via-nscodec-plane-growth-failure
https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-2hhg-8xx6-v73w

Source data: NVD (nvd.nist.gov), public domain. Exploit-DB.ai adds local AI analysis for defensive use only.

Related CVEs

UNSCOREDCVE-2026-104113PoC
CRITICALCVE-2026-104192PoC
LOWCVE-2026-106175
MEDIUMCVE-2026-107209PoC
LOWCVE-2026-107886PoC
MEDIUMCVE-2026-108104PoC
HIGHCVE-2026-108132
LOWCVE-2026-109271PoC

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