{"id":"CVE-2026-109255","revision":"2c851ebb0c754047add0d21c58e92893","records":[{"revision":"2c851ebb0c754047add0d21c58e92893","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-109255","aliases":[],"title":"FreeRDP 3.0.0 before 3.32.0 heap buffer overflow via license_check_stream_length","description":"FreeRDP 3.0.0 before 3.32.0 contains an integer truncation vulnerability in license_check_stream_length that allows a malicious RDP server to trigger a heap buffer overflow on 32-bit clients. Attackers can send a crafted SERVER_LICENSE_REQUEST with a large scopeCount that bypasses length checks, causing out-of-bounds writes leading to denial of service or remote code execution.","state":0,"publishedAt":"2026-10-12T16:04:26.891+00:00","modifiedAt":"2026-10-13T18:03:27.176+00:00","affected":[{"ecosystem":"Vendor product","name":"FreeRDP","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"FreeRDP\",\n                    \"product\": \"FreeRDP\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"versions\": [\n                        {\n                            \"version\": \"3.0.0\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\",\n                            \"lessThan\": \"3.32.0\"\n                        },\n                        {\n                            \"version\": \"3.32.0\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N","score":6.1,"severity":"MEDIUM"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:H","score":6.8,"severity":"MEDIUM"}],"references":["https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-hxw3-57rq-3v4m","https://www.vulncheck.com/advisories/freerdp-3.0.0-before-3.32.0-heap-buffer-overflow-via-license-check-stream-length"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-109255","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-109255","identifiers":["CVE-2026-109255"]},"retained":false,"historicalAffected":[]}],"coverage":[]}