{"id":"CVE-2020-26797","url":"https://www.cyber-defence.io/tools/cve/CVE-2020-26797","generatedAt":"2026-10-27T22:28:56.914Z","title":"Mediainfo before version 20.08 has a heap buffer overflow vulnerability via MediaInfoLib::File_Gxf::ChooseParser_ChannelGrouping.","description":"Mediainfo before version 20.08 has a heap buffer overflow vulnerability via MediaInfoLib::File_Gxf::ChooseParser_ChannelGrouping.","published":"2021-03-18T20:15:13.000Z","lastModified":"2026-06-17T03:08:21.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"cwe":["CWE-787"],"affected":["mediaarea/mediainfo","fedoraproject/fedora"],"epss":{"score":0.02868,"percentile":0.86691,"date":"2026-10-26","history":[{"date":"2026-10-17","score":0.02868,"percentile":0.86567}]},"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 (2.87%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WYI2372RLWYQVLSYD5PBI4YTXNMVDZCZ/","source":"cve@mitre.org"},{"url":"https://sourceforge.net/p/mediainfo/bugs/1154/","tags":["Exploit","Patch","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WYI2372RLWYQVLSYD5PBI4YTXNMVDZCZ/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://sourceforge.net/p/mediainfo/bugs/1154/","tags":["Exploit","Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-26797","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."}