CVE-2026-40169
ImageMagick: Heap buffer overflow (WRITE) in the YAML and JSON encoders
CVSS Score
6.2
EPSS Score
0.0%
EPSS Percentile
2th
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.
| CWE | CWE-122 CWE-787 |
| Vendor | imagemagick |
| Product | imagemagick |
| Published | Apr 13, 2026 |
| Last Updated | Apr 14, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Affected Versions
ImageMagick / ImageMagick
< 7.1.2-19
References
github.com: https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-5592-p365-24xh github.com: https://github.com/ImageMagick/ImageMagick/commit/f86452a8aea37bf2b4bd36127f836dcc5f138b38 github.com: https://github.com/ImageMagick/ImageMagick/releases/tag/7.1.2-19 github.com: https://github.com/dlemstra/Magick.NET/releases/tag/14.12.0