High severity · published Oct 25, 2026
CVE-2026-116149
ImageMagick before 6.9.13-58 and 7.x before 7.1.2-33 Stack Buffer Overflow via bzip2 Compressed Images
New
8.1
CVSS
0.3%
EPSS
No
On KEV
Description
ImageMagick before 6.9.13-58 and 7.x before 7.1.2-33 contains a stack-based buffer overflow in the handling of bzip2 compressed images. Attackers can supply a crafted image using bzip2 compression to overwrite stack memory during decoding, causing crashes or memory corruption.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 28% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IM
ImageMagick · ImageMagick
7.0.0-0 before 7.1.2-33; before 6.9.13-58 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-116149
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-116149
github.com
https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-pwpf-8799-94cj
www.vulncheck.com
https://www.vulncheck.com/advisories/imagemagick-before-6.9.13-58-and-7-x-before-7.1.2-33-stack-buffer-overflow-via-bzip2-compressed-images
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