{"affected":[{"defaultStatus":"unaffected","product":"FreeRDP","source":"CNA: VulnCheck","vendor":"FreeRDP","versions":[{"lessThan":"3.32.2","status":"affected","version":"0","versionType":"semver"},{"status":"unaffected","version":"3.32.2","versionType":"semver"}]}],"cveId":"CVE-2026-121961","cwes":["CWE-362"],"description":"FreeRDP before 3.32.2 contains a use-after-free vulnerability in the freerdp-proxy DRDYNVC tracker when intercepting the drdynvc channel. A malicious target server can repeatedly send CREATE_REQUEST_PDU for an active channel id, racing front DATA handling to free a borrowed context and crash the proxy process.","epss":null,"exploits":[],"kev":null,"metrics":[{"score":8.2,"severity":"high","source":"CNA: VulnCheck","vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","version":"4.0"},{"score":5.9,"severity":"medium","source":"CNA: VulnCheck","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},{"score":8.2,"severity":"high","source":"NVD: disclosure@vulncheck.com","vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","version":"4.0"},{"score":5.9,"severity":"medium","source":"NVD: disclosure@vulncheck.com","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"}],"modifiedAt":1793809069270,"publishedAt":1793806404537,"references":[{"source":"CNA: VulnCheck","tags":["vendor-advisory"],"url":"https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-qw7w-hhxq-763c"},{"source":"CNA: VulnCheck","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/freerdp-before-3.32.2-use-after-free-via-drdynvc-tracker-race"},{"source":"disclosure@vulncheck.com","tags":[],"url":"https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-qw7w-hhxq-763c"},{"source":"disclosure@vulncheck.com","tags":[],"url":"https://www.vulncheck.com/advisories/freerdp-before-3.32.2-use-after-free-via-drdynvc-tracker-race"}],"remediation":[],"revision":"3c714b31b455d6d704759a5ba833b0d6ccf18f9561c2239bfc0fca8bec693750","sources":[{"modifiedAt":1793806404537,"name":"CNA: VulnCheck","retrievedAt":1793808638259,"url":"https://www.cve.org/CVERecord?id=CVE-2026-121961"},{"modifiedAt":1793809069270,"name":"NVD","retrievedAt":1793816717160,"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-121961"}],"ssvc":null,"status":"published","title":"FreeRDP before 3.32.2 Use-After-Free via DRDYNVC Tracker Race","updatedAt":1793816717160}