What is GHSA-q6j5-jc7p-hf9x?

GHSA-q6j5-jc7p-hf9x is a security advisory published by GitHub Security Advisories with Medium severity. FreeRDP clients from 3.0.0 before 3.32.2 built with verbose WinPR assertions contain a reachable...

Which CVE IDs does GHSA-q6j5-jc7p-hf9x cover?

GHSA-q6j5-jc7p-hf9x covers the following CVE IDs: CVE-2026-121396. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-q6j5-jc7p-hf9x?

GHSA-q6j5-jc7p-hf9x has a CVSS v3 base score of 4.3, published by GitHub Security Advisories.

GHSA-q6j5-jc7p-hf9xMediumCVSS 4.3

FreeRDP clients from 3.0.0 before 3.32.2 built with verbose WinPR assertions contain a reachable...

Vendor

GitHub Security Advisories

Published

November 3, 2026

Last Modified

November 3, 2026

🔗 CVE IDs covered (1)

CVE-2026-121396 →

📋 Description

FreeRDP clients from 3.0.0 before 3.32.2 built with verbose WinPR assertions contain a reachable assertion in rts_read_auth_verifier triggered by malformed RTS padding. Attackers controlling an RD Gateway can send a crafted RPC-over-HTTP RTS PDU with inconsistent authentication padding to abort the connecting client process.

🔗 References (4)

https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-6p3w-fv52-cf24
https://nvd.nist.gov/vuln/detail/CVE-2026-121396
https://www.vulncheck.com/advisories/freerdp-3.0.0-before-3.32.2-denial-of-service-via-rts-padding-assertion
https://github.com/advisories/GHSA-q6j5-jc7p-hf9x