CVE-2026-56376
ImageMagick - Heap Use-After-Free in Meta Coder
CVSS Score
3.7
EPSS Score
0.0%
EPSS Percentile
0th
ImageMagick before 7.1.2-15 and 6.9.13-40 contains a heap use-after-free in the meta coder: when memory allocation fails, a single byte is written to a stale pointer. Remote attackers can trigger it by processing specially crafted image files, causing a denial of service.
| CWE | CWE-416 |
| Vendor | imagemagick |
| Product | imagemagick |
| Published | Jun 23, 2026 |
| Last Updated | Jun 23, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low
Affected Versions
ImageMagick / ImageMagick
0 < 7.1.2-15
ImageMagick / ImageMagick
0 < 6.9.13-40
References
Credits
🔍 ylwango613