{"id":"CVE-2026-56376","revision":"644af74ed6b1446d961368df49cb5725","records":[{"revision":"644af74ed6b1446d961368df49cb5725","observedAt":"2026-10-29T22:48:55.035+00:00","statement":{"source":"cve-program","id":"CVE-2026-56376","aliases":[],"title":"ImageMagick - Heap Use-After-Free in Meta Coder","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":"2026-06-23T12:13:04.795+00:00","modifiedAt":"2026-10-29T21:15:55.993+00:00","affected":[{"ecosystem":"Vendor product","name":"ImageMagick","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"ImageMagick\",\n                    \"product\": \"ImageMagick\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"versions\": [\n                        {\n                            \"version\": \"7.0.0\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\",\n                            \"lessThan\": \"7.1.2-15\"\n                        },\n                        {\n                            \"version\": \"7.1.2-15\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"ImageMagick","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"ImageMagick\",\n                    \"product\": \"ImageMagick\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\",\n                            \"lessThan\": \"6.9.13-40\"\n                        },\n                        {\n                            \"version\": \"6.9.13-40\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 4.0","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","score":6.3,"severity":"MEDIUM"},{"system":"CVSS 3.1","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"}],"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://www.cve.org/CVERecord?id=CVE-2026-56376","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-56376","identifiers":["CVE-2026-56376"]},"retained":false,"historicalAffected":[]}],"coverage":[]}