Vulnerability in Imagemagick
CVE-2026-105827
ImageMagick before 7.1.2-30 and 6.9.13-55 contains an uncontrolled recursion vulnerability in the CALS decoder due to a missing depth check. Attackers can supply a crafted CALS image that triggers unbounded recursion, exhausting the stack and crashing the process, resulting in a denial of service.
Published .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
Weakness classification (CWE)
References
- github.com/ImageMagick/ImageMagick/security/advisories/GHSA-wxw6-98rj-hjfr (vendor-advisory)
- www.vulncheck.com/advisories/imagemagick-before-7.1.2-30-stack-overflow-in-cals… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-105827?
- CVE-2026-105827 is a medium-severity vulnerability in Imagemagick, classified under Uncontrolled Recursion. CVSS score: 5.3/10. Published 2026-10-08.
- How severe is CVE-2026-105827?
- Medium severity. CVSS v3 base score is 5.3 out of 10.