{"id":"CVE-2026-56376","revision":"1a72dcd8f3c149a99216122cfd6b3854","records":[{"revision":"1a72dcd8f3c149a99216122cfd6b3854","observedAt":"2026-10-31T17:06:56.49+00:00","statement":{"source":"nvd","id":"CVE-2026-56376","aliases":[],"title":"ImageMagick before 7.1.2-15 and 6.9.13-40 contains a heap use-after-free in the meta coder: when memory allocation fails, a single byte is written to a stale pointer. Remote attackers can trigger it by processing specially crafted image fil…","description":"ImageMagick before 7.1.2-15 and 6.9.13-40 contains a heap use-after-free in the meta coder: when memory allocation fails, a single byte is written to a stale pointer. Remote attackers can trigger it by processing specially crafted image files, causing a denial of service.","state":0,"publishedAt":"2026-06-23T13:16:46.397+00:00","modifiedAt":"2026-10-29T21:17:25.727+00:00","affected":[],"metrics":[{"system":"CVSS 4.0 · disclosure@vulncheck.com · Secondary","vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","score":6.3,"severity":"MEDIUM"},{"system":"CVSS 3.1 · disclosure@vulncheck.com · Secondary","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","score":3.7,"severity":"LOW"},{"system":"CVSS 3.1 · nvd@nist.gov · Primary","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L","score":3.3,"severity":"LOW"}],"references":["https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-2gq3-ww97-wfjm","https://www.vulncheck.com/advisories/imagemagick-heap-use-after-free-in-meta-coder"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-56376","license":"NIST NVD usage terms; underlying source attribution retained","enrichment":{"sourceStatus":"Analyzed","weaknesses":["CWE-416"],"productCriteria":["cpe:2.3:a:imagemagick:imagemagick:*:*:*:*:*:*:*:*"],"sourceDates":{"published":"2026-06-23T13:16:46.397","lastModified":"2026-10-29T21:17:25.727"},"relatedAdvisories":[],"note":"NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON."},"key":"nvd:CVE-2026-56376","identifiers":["CVE-2026-56376"]},"retained":false,"historicalAffected":[]}],"coverage":[]}