๐Ÿ” CVE Alert

CVE-2026-52295

LOW 2.9
CVSS Score
2.9
EPSS Score
0.0%
EPSS Percentile
0th

FFmpeg before 9.0 has an out-of-bounds read because the copied extradata lacked required padding before GetBitContext-based access in libavformat/iamf_writer.c.

CWE CWE-125
Vendor ffmpeg
Product ffmpeg
Published Sep 1, 2026
Last Updated Sep 13, 2026
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CVSS v3 Breakdown

CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Attack Vector
Local
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low

Affected Versions

FFmpeg / FFmpeg
0 < 9.0

References

NVD โ†— CVE.org โ†— EPSS Data โ†—
github.com: https://github.com/Kenan-Kamel/VulnerabilitiesReference/tree/main/FFmpeg/ExtradataPadding code.ffmpeg.org: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/22988 git.ffmpeg.org: https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/8439e0203744a30d280668fcd086f74ed5001da1