{"id":"CVE-2026-52297","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-52297","generatedAt":"2026-10-28T01:45:41.316Z","title":"FFmpeg before 9.0 has an out-of-bounds read because there is insufficiently padded extradata in the MOV parsing path in mov_read_iacb in libavformat/mov.c.","description":"FFmpeg before 9.0 has an out-of-bounds read because there is insufficiently padded extradata in the MOV parsing path in mov_read_iacb in libavformat/mov.c.","published":"2026-09-13T22:17:00.000Z","lastModified":"2026-10-14T18:18:32.000Z","status":"Analyzed","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":7.1,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H"},"cwe":["CWE-125"],"affected":["ffmpeg/ffmpeg"],"epss":{"score":0.00116,"percentile":0.01593,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.12%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[{"kind":"scored","label":"Newly scored","at":"2026-10-14T20:00:20.000Z","detail":{"from":"2.9","score":"7.1","severity":"HIGH","fromSeverity":"LOW"},"summary":"Now scored CVSS 7.1 HIGH (was 2.9)."}],"references":[{"url":"https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/22988","tags":["Issue Tracking","Patch"],"source":"cve@mitre.org"},{"url":"https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/8439e0203744a30d280668fcd086f74ed5001da1","tags":["Patch"],"source":"cve@mitre.org"},{"url":"https://github.com/Kenan-Kamel/VulnerabilitiesReference/tree/main/FFmpeg/ExtradataPadding","tags":["Third Party Advisory"],"source":"cve@mitre.org"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-52297","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}