Medium severity · published Mar 12, 2026
CVE-2026-32259
ImageMagick has a possible stack buffer overflow in sixel encoder
6.7
CVSS
0.1%
EPSS
No
On KEV
Description
ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to 7.1.2-16 and 6.9.13-41, when a memory allocation fails in the sixel encoder it would be possible to write past the end of a buffer on the stack. This vulnerability is fixed in 7.1.2-16 and 6.9.13-41.
CVSS vector
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H
Attack vector
Local
Complexity
High
Privileges
None
User interaction
None
Confidentiality
None
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
>= 7.0.0, < 7.1.2-16; < 6.9.13-41 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-32259
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-32259
Vendor Advisory
https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-49hx-7656-jpg3
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