CVE-2026-121960

HIGH 7.5

FreeRDP before 3.32.2 Unauthenticated Denial of Service via CredSSP TSRequest

CVSS Score

7.5

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-617
Vendor	freerdp
Product	freerdp
Published	Nov 4, 2026
Last Updated	Nov 4, 2026

Stay Ahead of the Next One

Get instant alerts for freerdp freerdp

Be the first to know when new high vulnerabilities affecting freerdp freerdp are published — delivered to Slack, Telegram or Discord.

Get Free Alerts → Free · No credit card · 60 sec setup

CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Affected Versions

FreeRDP / FreeRDP

0 < 3.32.2

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-3pg4-5r42-wxvj vulncheck.com: https://www.vulncheck.com/advisories/freerdp-before-3.32.2-unauthenticated-denial-of-service-via-credssp-tsrequest

Credits

Kushalkhemka mayank-jangid-moon opensec-intelligence