{"id":"CVE-2026-102635","title":"ImageMagick versions before 7.1.2-32 and 6.9.13-57 contain uninitialized heap memory disclosure in the GIF decoder's application extension handler in coders/gif.c","summary":"ImageMagick versions before 7.1.2-32 and 6.9.13-57 contain uninitialized heap memory disclosure in the GIF decoder's application extension handler in coders/gif.c. Attackers can craft malicious GIF files that cause the number parser to r…","severity":"low","cvss":3.7,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N","cwe":["CWE-908"],"vendor":"ImageMagick","product":"ImageMagick","affected":["ImageMagick >= 7.0.0-0 < 7.1.2-32","ImageMagick < 6.9.13-57"],"published":"2026-09-29","updated":"2026-09-29","sourceUpdated":"2026-09-29T17:17:07.323","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-102635","references":[{"url":"https://github.com/ImageMagick/ImageMagick","label":"disclosure@vulncheck.com"},{"url":"https://github.com/ImageMagick/ImageMagick/blob/7.1.2-31/coders/gif.c#L1168-L1196","label":"disclosure@vulncheck.com"},{"url":"https://github.com/ImageMagick/ImageMagick/commit/a0ca2c739c0216ff4efbd631d1ba7fd54dba1ff4","label":"disclosure@vulncheck.com"},{"url":"https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-rvv7-5mh8-vcfc","label":"disclosure@vulncheck.com"},{"url":"https://github.com/ImageMagick/ImageMagick6/commit/95dc0fd21a684bfac2bdb6fb6638c0ab271adbe5","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/imagemagick-before-7.1.2-32-and-6.9.13-57-uninitialized-heap-memory-disclosure-in-gif-decoder","label":"disclosure@vulncheck.com"}],"tags":["nvd","cve.org"],"ingestedAt":"2026-09-29T16:39:33.278Z","slug":"CVE-2026-102635","body":"## Overview\n\nImageMagick versions before 7.1.2-32 and 6.9.13-57 contain uninitialized heap memory disclosure in the GIF decoder's application extension handler in coders/gif.c. Attackers can craft malicious GIF files that cause the number parser to read uninitialized heap memory and store contents as image metadata, disclosing sensitive heap information.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":20,"depthScoreParts":{"impact":20.4,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}