CVE-2026-40169
ImageMagick has a heap buffer overflow (WRITE) in the YAML and JSON encoders.
6.2
MEDIUM
CVSS 3.1
EPSS 0.01%
Description
ImageMagick is free and open-source software used for editing and manipulating digital images. In versions below 7.1.2-19, a crafted image could result in an out of bounds heap write when writing a yaml or json output, resulting in a crash. This issue has been fixed in version 7.1.2-19.
How to fix CVE-2026-40169
To remediate CVE-2026-40169, upgrade the affected package to a fixed version below.
- —upgrade to 8:7.1.1.43+dfsg1-1+deb13u8 or later
- —upgrade to 14.12.0 or later
- —upgrade to 14.12.0 or later
- —upgrade to 14.12.0 or later
- —upgrade to 14.12.0 or later
- —upgrade to 14.12.0 or later
- —upgrade to 14.12.0 or later
- —upgrade to 14.12.0 or later
- —upgrade to 14.12.0 or later
- —upgrade to 14.12.0 or later
- —upgrade to 14.12.0 or later
- —upgrade to 14.12.0 or later
- —upgrade to 14.12.0 or later
- —upgrade to 14.12.0 or later
- —upgrade to 14.12.0 or later
- —upgrade to 14.12.0 or later
Is CVE-2026-40169 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (18)
- from 0, < 8:7.1.1.43+dfsg1-1+deb13u8
- from 0, < 14.12.0
- from 0, < 14.12.0
- from 0, < 14.12.0
- from 0, < 14.12.0
- from 0, < 14.12.0
- from 0, < 14.12.0
- from 0, < 14.12.0
- from 0, < 14.12.0
- from 0, < 14.12.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.2 | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |