CVE-2026-66011: 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

lowCVSS 3.3CVE-2026-66011

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.

Details

Source: NVD Recent CVEs (US · database · site)
Severity: low — CVSS 3.3
Published: 2026-07-25
Last updated: 2026-07-28
Exploitation: Not in CISA KEV at last sync

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-66011

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2026-660110.10% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 1% of all scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-66011	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

medium[NEW] [medium] ImageMagick: Vulnerability allows information disclosurecert-bund

Recent advisories for ImageMagick

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

medium[NEW] [medium] ImageMagick: Vulnerability allows denial of servicecert-bund · 2026-07-31
medium[NEW] [medium] ImageMagick: Vulnerability allows information disclosurecert-bund · 2026-07-31
medium[NEW] [medium] ImageMagick: Vulnerability allows Denial of Servicecert-bund · 2026-07-31
medium[NEW] [medium] ImageMagick: Vulnerability allows Denial of Servicecert-bund · 2026-07-31
medium[UPDATE] [medium] ImageMagick: Multiple vulnerabilitiescert-bund · 2026-07-31
medium[UPDATE] [medium] ImageMagick: Multiple vulnerabilitiescert-bund · 2026-07-31