CVE-2023-6601

4.7 MEDIUM 0.4% exploit odds No fix listed

What it is

A flaw was found in FFmpeg's HLS demuxer. This vulnerability allows bypassing unsafe file extension checks and triggering arbitrary demuxers via base64-encoded data URIs appended with specific file extensions.

At a glance

Exploitability: Can be exploited over the network without logging in, but needs a user to act. Limited direct impact.
Exploit odds: 0.4% chance of exploitation in the next 30 days (EPSS).
Fix: No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

2025-01-06 17:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-17 06:51 UTC Last updatedMost recent change to the record

Details

Published: 2025-01-06 17:15 UTC
Last modified: 2026-06-17 06:51 UTC
Exploit probability: 0.4% · EPSS, next 30 days
Weakness: CWE-99
Record status: Modified

Affected

Ffmpeg ≤ 6.0

Attack profile CVSS 3.1 · 4.7

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: Required
Scope: Changed
Confidentiality: Low
Integrity: None
Availability: None

Raw vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N

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References

NVD record · CVE.org record