{"id":"CVE-2026-107677","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-107677","generatedAt":"2026-10-28T01:02:50.283Z","title":"FFmpeg through 9.0.2 contains a denial of service vulnerability in the DASH demuxer that allows attackers to trigger an infinite loop by supplying an empty SegmentTemplate media URL.","description":"FFmpeg through 9.0.2 contains a denial of service vulnerability in the DASH demuxer that allows attackers to trigger an infinite loop by supplying an empty SegmentTemplate media URL. Attackers can craft an .mpd manifest declaring SegmentTemplate media=\"\" so get_current_fragment() calls av_strireplace() with an empty search string, consuming CPU indefinitely.","published":"2026-10-08T16:17:05.000Z","lastModified":"2026-10-14T23:55:11.000Z","status":"Analyzed","sourceIdentifier":"disclosure@vulncheck.com","cvss":{"version":"4.0","score":5.7,"severity":"MEDIUM","vector":"CVSS:4.0/AV:L/AC:H/AT:P/PR:N/UI:P/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/M"},"cwe":["CWE-835"],"affected":["ffmpeg/ffmpeg"],"epss":{"score":0.00137,"percentile":0.03074,"date":"2026-10-26","history":[{"date":"2026-10-09","score":0.00114,"percentile":0.01379}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.14%). Track it; it rarely justifies an emergency change on its own."},"changes":[{"kind":"new","label":"New CVE","at":"2026-10-08T16:17:05.000Z","detail":{"score":"5.7","severity":"MEDIUM","publishedAt":"2026-10-08T16:17:05.430Z"},"summary":"New CVE, medium severity (CVSS 5.7)."}],"references":[{"url":"https://code.ffmpeg.org/FFmpeg/FFmpeg/commit/ed27bfcbbbc0872c0195eaf4dd2c0c93b9f1778e","tags":["Patch"],"source":"disclosure@vulncheck.com"},{"url":"https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/24592","tags":["Issue Tracking","Patch"],"source":"disclosure@vulncheck.com"},{"url":"https://ffmpeg.org/","tags":["Product"],"source":"disclosure@vulncheck.com"},{"url":"https://github.com/FFmpeg/FFmpeg/blob/n9.0.2/libavformat/dashdec.c#L1726","tags":["Product"],"source":"disclosure@vulncheck.com"},{"url":"https://github.com/FFmpeg/FFmpeg/blob/n9.0.2/libavutil/avstring.c#L230-L238","tags":["Product"],"source":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/ffmpeg-through-9.0.2-dash-demuxer-infinite-loop-via-empty-segmenttemplate-media","tags":["Third Party Advisory"],"source":"disclosure@vulncheck.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-107677","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."}