Integer overflow in Imagemagick
CVE-2026-105398
ImageMagick before 7.1.2-31 contains a heap buffer overflow vulnerability that allows attackers to overwrite heap memory by making a crafted call to the GetVirtualPixels API. Attackers can trigger the out-of-bounds heap write through crafted input to crash the server, causing a denial of service.
Vulnerability class: Integer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.1 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.
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-jvjm-9f73-fhpq (vendor-advisory)
- www.vulncheck.com/advisories/imagemagick-before-7.1.2-31-heap-buffer-overflow-v… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-105398?
- CVE-2026-105398 is a medium-severity vulnerability in Imagemagick, classified under Integer Overflow or Wraparound. CVSS score: 5.1/10. Published 2026-10-08.
- How severe is CVE-2026-105398?
- Medium severity. CVSS v3 base score is 5.1 out of 10.