{"id":"CVE-2026-56369","state":"PUBLISHED","title":"ImageMagick - Information Disclosure via AES-CTR Nonce Reuse in PasskeyEncipherImage","description":"ImageMagick before 7.1.2-22 contains an information disclosure vulnerability in the PasskeyEncipherImage method due to AES-CTR nonce reuse. Attackers can exploit nonce reuse in the cipher implementation to recover plaintext information from encrypted images.","publishedAt":"2026-06-30T22:08:38.920Z","updatedAt":"2026-10-29T21:15:53.246Z","severity":{"score":6.3,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","source":"VulnCheck"},"assigner":"VulnCheck","products":["ImageMagick ImageMagick"],"affected":[{"vendor":"ImageMagick","product":"ImageMagick","defaultStatus":"unaffected","versions":[{"version":"7.0.0","status":"affected","lessThan":"7.1.2-22","versionType":"semver"},{"version":"7.1.2-22","status":"unaffected","versionType":"semver"}]},{"vendor":"ImageMagick","product":"ImageMagick","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"6.9.13-47","versionType":"semver"},{"version":"6.9.13-47","status":"unaffected","versionType":"semver"}]}],"references":["https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-qv2q-c278-pch5","https://www.vulncheck.com/advisories/imagemagick-information-disclosure-via-aes-ctr-nonce-reuse-in-passkeyencipherimage"],"weaknesses":["CWE-323"],"ingestedAt":"2026-10-29T23:12:04.845Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/56xxx/CVE-2026-56369.json","commit":"dc7676b3f67d6707e4927968546e7e0125ff7ec7","baselineCommit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-56369","state":"PUBLISHED","datePublished":"2026-06-30T22:08:38.920Z","dateUpdated":"2026-10-29T21:15:53.246Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2026-06-21T02:05:21.920Z"},"containers":{"cna":{"title":"ImageMagick - Information Disclosure via AES-CTR Nonce Reuse in PasskeyEncipherImage","descriptions":[{"lang":"en","value":"ImageMagick before 7.1.2-22 contains an information disclosure vulnerability in the PasskeyEncipherImage method due to AES-CTR nonce reuse. Attackers can exploit nonce reuse in the cipher implementation to recover plaintext information from encrypted images."}],"affected":[{"vendor":"ImageMagick","product":"ImageMagick","defaultStatus":"unaffected","versions":[{"version":"7.0.0","status":"affected","lessThan":"7.1.2-22","versionType":"semver"},{"version":"7.1.2-22","status":"unaffected","versionType":"semver"}]},{"vendor":"ImageMagick","product":"ImageMagick","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"6.9.13-47","versionType":"semver"},{"version":"6.9.13-47","status":"unaffected","versionType":"semver"}]}],"references":[{"url":"https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-qv2q-c278-pch5","name":"GitHub Security Advisory (GHSA-qv2q-c278-pch5)","tags":["vendor-advisory"]},{"url":"https://www.vulncheck.com/advisories/imagemagick-information-disclosure-via-aes-ctr-nonce-reuse-in-passkeyencipherimage","name":"VulnCheck Advisory: ImageMagick - Information Disclosure via AES-CTR Nonce Reuse in PasskeyEncipherImage","tags":["third-party-advisory"]}],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","attackVector":"NETWORK","attackComplexity":"HIGH","attackRequirements":"PRESENT","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"LOW","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":6.3,"baseSeverity":"MEDIUM"}},{"format":"CVSS","cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"NONE","availabilityImpact":"NONE","baseScore":3.7,"baseSeverity":"LOW"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-323","lang":"en","description":"Reusing a Nonce, Key Pair in Encryption","type":"CWE"}]}],"providerMetadata":{"shortName":"VulnCheck","orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateUpdated":"2026-10-29T21:15:53.246Z"},"datePublic":"2026-05-16T00:00:00.000Z","cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:imagemagick:imagemagick:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1.2-22","versionStartIncluding":"7.0.0"},{"vulnerable":true,"criteria":"cpe:2.3:a:imagemagick:imagemagick:*:*:*:*:*:*:*:*","versionEndExcluding":"6.9.13-47"}]}]}],"credits":[{"lang":"en","value":"007bsd","type":"reporter"},{"lang":"en","value":"LuiginoC","type":"reporter"}],"x_generator":{"engine":"vulncheck-endgame"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-01T15:06:08.535426Z","id":"CVE-2026-56369","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":"2026-07-01T15:07:57.635Z"}}]}}}