CVE-2026-107695: FFmpeg FFmpeg

FFmpeg before 8.1.3 HLS Demuxer Infinite Loop via Self-Referencing Playlist

CVSS 7.1 HighEPSS 0.0047 · 40th percentile

Published by the CVE Program (CNA: VulnCheck) at 8 Oct 2026, 17:30 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
FFmpeg	FFmpeg pkg:github/ffmpeg/ffmpeg	affected before 8.1.3 semver Other versions: unaffected

Identifiers

CVE-2026-107695

CNA

VulnCheck

Weakness (CWE)

CWE-835

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
7.1	High	4.0	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N	CNA (VulnCheck)Used for this record
6.5	Medium	3.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H	CNA (VulnCheck)

CISA KEV Not listed.
EPSS 0.0047, the 40th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 8 Oct 2026. New records show when each source confirmed them.

Sources

References from the CNA

github.com/FFmpeg/FFmpeg/commit/c364ab176f722bdabc886845e770c9eacbc1e3e5 patch
github.com/FFmpeg/FFmpeg/commit/0e6eef35517a patch
github.com/FFmpeg/FFmpeg/commit/a4ddaba8bb78 patch
code.ffmpeg.org/FFmpeg/FFmpeg/pulls/23618 patch
github.com/FFmpeg/FFmpeg/blob/n8.1.2/libavformat/hls.c#L866 technical-description
github.com/FFmpeg/FFmpeg product
www.vulncheck.com/advisories/ffmpeg-before-8.1.3-hls-demuxer-infinite-loop-via-self-referencing-playlist third-party-advisory
gist.github.com/OxBat/59574a2940092cda1b6e76bbf96f53d0 exploit

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.