High severity · published Mar 9, 2026
CVE-2026-30931
ImageMagick has a heap-based buffer overflow in UHDR encoder
7.8
CVSS
0.1%
EPSS
No
On KEV
Description
ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 7.1.2-16, a heap-based buffer overflow in the UHDR encoder can happen due to truncation of a value and it would allow an out of bounds write. This vulnerability is fixed in 7.1.2-16.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.1% · higher than 1% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IM
ImageMagick · ImageMagick
< 7.1.2-16 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-30931
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-30931
Vendor Advisory
https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-h95r-c8c7-mrwx
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