Resource exhaustion in Imagemagick
CVE-2026-93590
ImageMagick before 7.1.2-31 contains a policy bypass vulnerability in the UHDR encoder that fails to perform policy checks during buffer allocation for image pixels. Attackers can bypass resource policies by processing specially crafted UHDR images, potentially causing denial of service through excessive memory allocation.
Vulnerability class: DoS (Denial of Service)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.7 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L.
EPSS exploit prediction
EPSS: 0.004 (32.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 32.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.004 · change: +0.001
Affected products
Weakness classification (CWE)
References
- github.com/ImageMagick/ImageMagick/security/advisories/GHSA-7hjx-392p-f8cm (vendor-advisory, Vendor Advisory)
- www.vulncheck.com/advisories/imagemagick-before-7.1.2-31-policy-bypass-in-uhdr-… (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2026-93590?
- CVE-2026-93590 is a low-severity vulnerability in Imagemagick, classified under Uncontrolled Resource Consumption. CVSS score: 3.7/10. Published 2026-09-18.
- How severe is CVE-2026-93590?
- Low severity. CVSS v3 base score is 3.7 out of 10.