{"id":"CVE-2026-55597","state":"PUBLISHED","title":"ImageMagick: Heap Buffer Over-Write in JP2 encoder when due to incorrect handling of arguments","description":"ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to version 7.1.2-26, an incorrect handling of arguments can cause a heap buffer over-write in the JP2 encoder. This issue has been fixed in version7.1.2-26.","publishedAt":"2026-07-01T19:03:29.911Z","updatedAt":"2026-07-01T19:21:38.493Z","severity":{"score":5.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","source":"GitHub_M"},"assigner":"GitHub_M","products":["ImageMagick ImageMagick"],"affected":[{"vendor":"ImageMagick","product":"ImageMagick","versions":[{"version":"< 7.1.2-26","status":"affected"}]}],"references":["https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-c4v7-w88g-m6c4"],"weaknesses":["CWE-682","CWE-787"],"ingestedAt":"2026-10-29T20:12:24.861Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/55xxx/CVE-2026-55597.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-55597","state":"PUBLISHED","datePublished":"2026-07-01T19:03:29.911Z","dateUpdated":"2026-07-01T19:21:38.493Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-06-16T23:18:03.170Z"},"containers":{"cna":{"title":"ImageMagick: Heap Buffer Over-Write in JP2 encoder when due to incorrect handling of arguments","descriptions":[{"lang":"en","value":"ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to version 7.1.2-26, an incorrect handling of arguments can cause a heap buffer over-write in the JP2 encoder. This issue has been fixed in version7.1.2-26."}],"affected":[{"vendor":"ImageMagick","product":"ImageMagick","versions":[{"version":"< 7.1.2-26","status":"affected"}]}],"references":[{"url":"https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-c4v7-w88g-m6c4","name":"https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-c4v7-w88g-m6c4","tags":["x_refsource_CONFIRM"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":5.5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-682","lang":"en","description":"CWE-682: Incorrect Calculation","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-787","lang":"en","description":"CWE-787: Out-of-bounds Write","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-07-01T19:03:29.911Z"},"source":{"advisory":"GHSA-c4v7-w88g-m6c4","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-01T19:20:56.190744Z","id":"CVE-2026-55597","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-07-01T19:21:38.493Z"}}]}}}