CVE-2026-61866

LOW

ImageMagick before 7.1.2-26 Memory Leak in JNG encoder

Title source: cna
STIX 2.1

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.

References (2)

Core 2
Core References
Vendor Advisory vendor-advisory
GitHub Security Advisory (GHSA-99w9-hv66-rfv7)
https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-99w9-hv66-rfv7
Third Party Advisory third-party-advisory
VulnCheck Advisory: ImageMagick before 7.1.2-26 Memory Leak in JNG encoder
https://www.vulncheck.com/advisories/imagemagick-before-26-memory-leak-in-jng-encoder

Scores

CVSS v3 2.9
EPSS 0.0019
EPSS Percentile 8.7%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-401
Status published
Products (3)
ImageMagick/ImageMagick < 7.1.2-26
imagemagick/imagemagick < 7.1.2-26
ImageMagick/ImageMagick 7.1.2-26
Published Jul 15, 2026
Tracked Since Jul 15, 2026