{"id":"CVE-2026-56378","title":"ImageMagick - Heap Out-of-Bounds Read in PCD Decoder","summary":"ImageMagick before 7.1.2-15 (and 6.x before 6.9.13-40) contains a heap out-of-bounds read in the PCD coder's DecodeImage loop. A crafted PCD file can trigger a one-byte heap out-of-bounds read during image decoding, resulting in denial o…","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","cvssSource":"cna","cwe":["CWE-125"],"vendor":"ImageMagick","product":"ImageMagick","affected":["ImageMagick >= 7.0.0 < 7.1.2-15","ImageMagick < 6.9.13-40"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-06-22T13:20:07.253117Z"},"published":"2026-06-21","updated":"2026-10-29","sourceUpdated":"2026-10-29T21:15:57.367Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-56378","references":[{"url":"https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-wgxp-q8xq-wpp9","label":"GHSA Advisory GHSA-wgxp-q8xq-wpp9"},{"url":"https://www.vulncheck.com/advisories/imagemagick-heap-out-of-bounds-read-in-pcd-decoder","label":"VulnCheck Advisory: ImageMagick - Heap Out-of-Bounds Read in PCD Decoder"}],"tags":["cve.org"],"epss":0.00389,"epssPercentile":0.33186,"ingestedAt":"2026-11-03T08:39:35.563Z","slug":"CVE-2026-56378","body":"## Overview\n\nImageMagick before 7.1.2-15 (and 6.x before 6.9.13-40) contains a heap out-of-bounds read in the PCD coder's DecodeImage loop. A crafted PCD file can trigger a one-byte heap out-of-bounds read during image decoding, resulting in denial of service and potential disclosure of an adjacent heap byte.\n\n## Affected\n\n- `ImageMagick >= 7.0.0 < 7.1.2-15`\n- `ImageMagick < 6.9.13-40`\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":0.1,"exploitation":0,"ransomware":0},"changes":[]}