{"schema":"threatline.record/2","record":{"id":"CVE-2026-95121","aliases":[],"summary":"An issue in mp4v2 2.0.0 allows an attacker to execute arbitrary code via the MP4RtpAtom::ReadHntiType() in src/atom_rtp.cpp. A specially crafted MP4 file can cause an undersized rtp atom to produce a ","details":"An issue in mp4v2 2.0.0 allows an attacker to execute arbitrary code via the MP4RtpAtom::ReadHntiType() in src/atom_rtp.cpp. A specially crafted MP4 file can cause an undersized rtp atom to produce a near-2^64 allocation size through an unchecked offset subtraction","categories":["Unclassified"],"product":"n/a","vendor":"n/a","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-95121","source_modified_at":"2026-10-14T19:19:28.081Z","fetched_at":"2026-10-23T18:48:36.087640Z","product":"n/a","vendor":"n/a","versions":[{"version":"n/a","status":"affected"}],"defaultStatus":null}],"fixed_versions":[],"cvss":7.8,"severity":"High","kev":{"listed":false},"epss":{"probability":0.00135,"percentile":0.02723,"score_date":"2026-10-23"},"published_at":"2026-10-13T00:00:00.000Z","modified_at":"2026-10-14T19:19:28.081Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-95121","fetched_at":"2026-10-23T18:48:36.087640Z","source_modified_at":"2026-10-14T19:19:28.081Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-95121","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://github.com/TechSmith/mp4v2/issues/98","tags":["exploit"]},{"source":"CVE List","url":"https://github.com/TechSmith/mp4v2/pull/100"},{"source":"CVE List","url":"https://github.com/TechSmith/mp4v2/pull/100/changes/c7f4e1da1b75996a053b05b69be8e738bf77a26c"},{"source":"CVE List","url":"https://gist.github.com/1820893135-pixel/c56b6a1627453e67ca2fb7e29bae95c6"}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CISA ADP","ssvc":{"exploitation":"poc","automatable":"no","technical_impact":"total","assessed_at":"2026-10-14T19:18:34.978156Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-14T19:19:28.081Z","content_hash":"9ec78d7c506422c1472e39243f055b69cf2fde6f53e287c96494cd7acd1bfa0d"}}