CVE-2026-61866 | ImageMagick before 7.1.2-26 contains a memory leak vulnerabi… | CVSS 2.9 LOW

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.

Metadata

CVE ID: CVE-2026-61866
State: PUBLISHED
Assigner: VulnCheck
Reserved: 2026-07-10 21:53 UTC
Published: 2026-07-15 11:25 UTC
Last updated: 2026-07-15 11:25 UTC
Primary CWE: CWE-401
Missing Release of Memory after Effective Lifetime
Vendor / Product: ImageMagick / ImageMagick
Sources: cve.org · NVD

Severity & Metrics

2.9 LOW CVSS 3.1

CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

Affected products (1)

Vendor	Product	Platform	Versions
ImageMagick	ImageMagick	—	0 < 7.1.2-26, 7.1.2-26

Weakness (CWE)

CWE	Source	Description
CWE-401	cna	Missing Release of Memory after Effective Lifetime

CVSS scores (2)

Score	Severity	Version	Source	Vector
2.9	LOW	3.1	cna	CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
2.1	LOW	4.0	cna	CVSS:4.0/AV:L/AC:H/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

References (2)

GitHub Security Advisory (GHSA-99w9-hv66-rfv7) https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-99w9-hv66-rfv7
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