CVE-2026-90816mediumCWE-404

CVE-2026-90816: medium-severity vulnerability in FFmpeg

FFmpeg Duration hlsproto.c parse_playlist denial of service

Published 14 Sep 2026 · Updated 15 Sep 2026

Follow this CVE + Monitor FFmpeg + Monitor ffmpeg

E-mail alert when it lands in KEV, gets a public PoC or its score goes up.

13Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 5.3epss 0.6%

A vulnerability was found in FFmpeg 8.0.x. This affects the function parse_playlist of the file libavformat/hlsproto.c of the component Duration Parser. Performing a manipulation of the argument duration/target_duration results in denial of service. The attack is possible to be carried out remotely. Upgrading to version 8.1 and 9.0 is able to mitigate this issue. The patch is named 64fafd63f0b4. Upgrading the affected component is recommended.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X

Affected products

n/a · FFmpeg

References

https://code.ffmpeg.org/FFmpeg/FFmpeg/commit/64fafd63f0b4 https://code.ffmpeg.org/FFmpeg/FFmpeg/issues/21492 https://ffmpeg.org/https://vuldb.com/cve/CVE-2026-90816 https://vuldb.com/submit/922626 https://vuldb.com/vuln/403318 https://vuldb.com/vuln/403318/cti