CVE-2023-6601
Ffmpeg: hls unsafe file extension bypass in ffmpeg
MEDIUM
4.7
CVSS Score
Published: January 6, 2025 at 04:41 PM UTC
Updated: June 17, 2026 at 06:51 AM UTC
1 product affected across 1 vendorFFMPEG
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Severity
MEDIUM4.7
Exploit prediction
EPSS 0.4%
SSVC
No known exploit
Description
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.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
References (2)
Issue Trackingx_refsource_REDHATExploit
Source: [email protected]
https://bugzilla.redhat.com/show_bug.cgi?id=2253172Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.debian.org/debian-lts-announce/2025/07/msg00004.htmlSSVC — Action Prioritization
SSVCNo known exploitAutomatablePartial impact
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
4.7MEDIUMfedora
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- REQUIRED
- Scope
- CHANGED
- Confidentiality
- LOW
- Integrity
- NONE
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-99CWE-94
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