Medium severity · published Oct 25, 2026
CVE-2026-116152
ImageMagick before 7.1.2-33 Memory Leak in MAT Decoder Error Path
New
5.3
CVSS
0.3%
EPSS
No
On KEV
Description
ImageMagick before 7.1.2-33 contains a memory leak vulnerability in the MAT decoder that fails to release allocated memory in a specific error path. Attackers can supply crafted MAT files that trigger this error path repeatedly, causing small memory leaks that gradually consume process memory.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 23% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IM
ImageMagick · ImageMagick
before 7.1.2-33 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-116152
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-116152
github.com
https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-83w9-w85j-h9jc
www.vulncheck.com
https://www.vulncheck.com/advisories/imagemagick-before-7.1.2-33-memory-leak-in-mat-decoder-error-path
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