Use-After-Free Vulnerability in ImageMagick by ImageMagick Studio LLC
CVE-2026-61861

6.3MEDIUM

Key Information:

Vendor

Imagemagick
Status
Imagemagick
Vendor
CVE Published:
11 July 2026

What is CVE-2026-61861?

A use-after-free vulnerability exists in ImageMagick prior to version 7.1.2-26, specifically within the FormatMagickCaption method. This vulnerability arises when memory allocation fails, leading to a dangling pointer that references previously freed memory. Attackers can exploit this flaw to potentially execute arbitrary code or trigger a denial of service, impacting system stability and security.

Affected Version(s)

ImageMagick 0 < 7.1.2-26

ImageMagick 0 < 6.9.13-51

ImageMagick 7.1.2-26

References

https://github.com/ImageMagick/ImageMagick/security/advis...
vendor-advisory
https://www.vulncheck.com/advisories/imagemagick-before-2...
third-party-advisory

CVSS V4

Score:
6.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
High
Attack Required:
Physical
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

RigelYoung
.