CVE-2026-107695
Medium
Description
FFmpeg before 8.1.3 contains an infinite loop vulnerability in the HLS demuxer that allows remote attackers to cause denial of service because parse_playlist() accepts Master Playlist tags inside Media Playlists. Attackers can trick victims into opening a crafted self-referencing playlist that endlessly adds variants in hls_read_header(), causing unbounded CPU and I/O consumption.
SeverityMedium
CVSS6.5
Exploit probability—
ProductFfmpeg
PublishedOct 8, 2026
First seenOct 8, 2026
Weakness typeCWE-835CWE-835
How to fix
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| ffmpeg ffmpeg | v < 8.1.3 | 8.1.3 |
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