CVE-2026-66011 | ImageMagick before 7.1.2-27 contains a memory leak vulnerabi… | CVSS 3.3 LOW

Description

ImageMagick before 7.1.2-27 contains a memory leak vulnerability in the magick command-line interface when invalid options are provided. Attackers can trigger memory exhaustion by repeatedly supplying malformed command-line arguments to consume system resources.

Metadata

CVE ID: CVE-2026-66011
State: PUBLISHED
Assigner: VulnCheck
Reserved: 2026-07-23 19:22 UTC
Published: 2026-07-25 10:45 UTC
Last updated: 2026-07-25 10:45 UTC
Primary CWE: CWE-401
Missing Release of Memory after Effective Lifetime
Vendor / Product: ImageMagick / ImageMagick
Sources: cve.org · NVD

Severity & Metrics

3.3 LOW CVSS 3.1

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

Affected products (1)

Vendor	Product	Platform	Versions
ImageMagick	ImageMagick	—	0 < 7.1.2-27, 7.1.2-27

Weakness (CWE)

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

CVSS scores (2)

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

References (2)

GitHub Security Advisory (GHSA-cvhv-g4rq-3hmw) https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-cvhv-g4rq-3hmw
VulnCheck Advisory: ImageMagick before 7.1.2-27 Memory Leak via Invalid CLI Options https://www.vulncheck.com/advisories/imagemagick-before-27-memory-leak-via-invalid-cli-options