Heap Buffer Overwrite Vulnerability in ImageMagick Software by ImageMagick
CVE-2026-55597

5.5MEDIUM

Key Information:

Vendor

Imagemagick
Status
Imagemagick
Vendor
CVE Published:
1 July 2026

What is CVE-2026-55597?

ImageMagick, a popular open-source software suite for image manipulation, is affected by a vulnerability that arises from improper handling of arguments in its JP2 encoder. This flaw can lead to a heap buffer overwrite, which could potentially allow an attacker to alter memory and execute arbitrary code. Users are strongly advised to upgrade to version 7.1.2-26 or later, where this issue has been addressed. For more information, refer to the official advisory.

Affected Version(s)

ImageMagick < 7.1.2-26

References

https://github.com/ImageMagick/ImageMagick/security/advis...
x_refsource_CONFIRM

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.