CVE-2026-52296
Low
Description
FFmpeg before 9.0 has an out-of-bounds read because of missing required padding in WMA extradata allocation paths in libavcodec/wmaenc.c.
SeverityLow
CVSS2.9
Exploit probability—
ProductFfmpeg
PublishedSep 13, 2026
First seenSep 13, 2026
Weakness typeCWE-125Out-of-bounds read
How to fix
Update
- ffmpeg ffmpeg9.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| ffmpeg ffmpeg | v < 9.0 | 9.0 |
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