What’s Vulnerable › Vulnerabilities

CVE-2023-6602: Ffmpeg: improper handling of input format in tty demuxer of ffmpeg

• Severity: medium (CVSS 5.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2024-12-31 · updated 2026-06-17
• Weakness: CWE-99

Description

A flaw was found in FFmpeg's TTY Demuxer. This vulnerability allows possible data exfiltration via improper parsing of non-TTY-compliant input files in HLS playlists.

Affected products

• FFmpeg: from 2.0 through 6.0

References

• https://bugzilla.redhat.com/show_bug.cgi?id=2334338
• https://lists.debian.org/debian-lts-announce/2025/07/msg00004.html
• https://bugzilla.redhat.com/show_bug.cgi?id=2334338

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