Buffer overflow in Imagemagick
CVE-2026-56372
ImageMagick before 7.1.2-19 contains a heap buffer overflow vulnerability in the magnify operation that allows attackers to read out of bounds memory. An unrecognized magnify:method value triggers an out of bounds read, potentially exposing sensitive information or causing denial of service.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L.
EPSS exploit prediction
EPSS: 0.003 (24.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 24th percentile — 24.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.003 · change: +0.001
Affected products
- Imagemagick — versions 0, 7.1.2-19
Weakness classification (CWE)
References
- github.com/ImageMagick/ImageMagick/security/advisories/GHSA-8vfj-q2cp-5m5j (vendor-advisory, Vendor Advisory)
- www.vulncheck.com/advisories/imagemagick-heap-buffer-overflow-read-via-unrecogn… (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2026-56372?
- CVE-2026-56372 is a low-severity vulnerability in Imagemagick, classified under Heap-based Buffer Overflow. CVSS score: 3.3/10. Published 2026-07-11.
- How severe is CVE-2026-56372?
- Low severity. CVSS v3 base score is 3.3 out of 10.