{"id":"CVE-2026-121960","aliases":["GHSA-3pg4-5r42-wxvj"],"url":"https://o3.security/vulnerability/CVE-2026-121960","summary":"FreeRDP before 3.32.2 Unauthenticated Denial of Service via CredSSP TSRequest","details":"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.","published":"2026-11-04T15:33:23.805Z","modified":"2026-11-07T02:48:17.874226603Z","cvss":null,"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":null,"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/121xxx/CVE-2026-121960.json"},{"type":"ADVISORY","url":"https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-3pg4-5r42-wxvj"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-121960"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/freerdp-before-3.32.2-unauthenticated-denial-of-service-via-credssp-tsrequest"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-11-07T02:48:17.874226603Z"}}