CVE-2026-61866

Description

ImageMagick before 7.1.2-26 contains a memory leak vulnerability in the JNG encoder when a blob cannot be opened. Attackers can trigger the memory leak by providing malformed JNG files that fail blob operations, causing resource exhaustion.

Affected Platforms

Weakness Type

CWE-401

References

• https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-99w9-hv66-rf…
• https://www.vulncheck.com/advisories/imagemagick-before-26-memory-leak-in-jng-en…