{"id":"CVE-2026-121410","title":"FreeRDP before 3.32.2 Denial of Service via RDPGFX ALPHA WIRETOSURFACE_2","summary":"FreeRDP before 3.32.2 contains a denial of service vulnerability in the RDPGFX ALPHA WIRETOSURFACE_2 handler that fails to validate zero surface dimensions. A malicious RDP server can send a crafted WIRETOSURFACE_2 PDU with zero width an…","severity":"medium","cvss":4.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L","cvssSource":"cna","cwe":["CWE-369"],"vendor":"FreeRDP","product":"FreeRDP","affected":["FreeRDP < 3.32.2"],"ssvc":{"exploitation":"poc","automatable":"no","technicalImpact":"partial","timestamp":"2026-11-07T02:53:23.686173Z"},"exploitAvailable":true,"published":"2026-11-03","updated":"2026-11-07","sourceUpdated":"2026-11-07T02:53:54.064Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-121410","references":[{"url":"https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-fqw6-jf2h-6fj6","label":"GitHub Security Advisory (GHSA-fqw6-jf2h-6fj6)"},{"url":"https://www.vulncheck.com/advisories/freerdp-before-3.32.2-denial-of-service-via-rdpgfx-alpha-wiretosurface-2","label":"VulnCheck Advisory: FreeRDP before 3.32.2 Denial of Service via RDPGFX ALPHA WIRETOSURFACE_2"}],"tags":["cve.org","exploit-available"],"epss":0.00234,"epssPercentile":0.14421,"ingestedAt":"2026-11-05T19:30:42.964Z","slug":"CVE-2026-121410","body":"## Overview\n\nFreeRDP before 3.32.2 contains a denial of service vulnerability in the RDPGFX ALPHA WIRETOSURFACE_2 handler that fails to validate zero surface dimensions. A malicious RDP server can send a crafted WIRETOSURFACE_2 PDU with zero width and height, triggering an assertion or division by zero that terminates the client session.\n\n## Affected\n\n- `FreeRDP < 3.32.2`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":36,"depthScoreParts":{"impact":23.7,"likelihood":0,"exploitation":12,"ransomware":0},"changes":[{"seq":235736,"id":"CVE-2026-121410","ts":1794020953980,"field":"exploit_available","old":"false","new":"true"}]}