What is GHSA-v423-w79x-48pq?

GHSA-v423-w79x-48pq is a security advisory published by GitHub Security Advisories with High severity. FreeRDP before 3.32.2 contains a denial of service vulnerability in the NLA-enabled shadow server...

Which CVE IDs does GHSA-v423-w79x-48pq cover?

GHSA-v423-w79x-48pq covers the following CVE IDs: CVE-2026-121960. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-v423-w79x-48pq?

GHSA-v423-w79x-48pq has a CVSS v3 base score of 7.5, published by GitHub Security Advisories.

GHSA-v423-w79x-48pqHighCVSS 7.5

FreeRDP before 3.32.2 contains a denial of service vulnerability in the NLA-enabled shadow server...

Vendor

GitHub Security Advisories

Published

November 4, 2026

Last Modified

November 4, 2026

🔗 CVE IDs covered (1)

CVE-2026-121960 →

📋 Description

FreeRDP before 3.32.2 contains a denial of service vulnerability in the NLA-enabled shadow server when a CredSSP TSRequest omits negoTokens. Unauthenticated attackers can send a crafted seven-byte TSRequest containing only the version field to trigger a fatal WINPR_ASSERT and abort the server process.

🔗 References (4)

https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-3pg4-5r42-wxvj
https://nvd.nist.gov/vuln/detail/CVE-2026-121960
https://www.vulncheck.com/advisories/freerdp-before-3.32.2-unauthenticated-denial-of-service-via-credssp-tsrequest
https://github.com/advisories/GHSA-v423-w79x-48pq