{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-27798", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-02-24T02:31:33.266Z", "datePublished": "2026-02-25T23:18:33.174Z", "dateUpdated": "2026-02-26T16:54:57.532Z"}, "containers": {"cna": {"title": "ImageMagick: Heap Buffer Over-read in WaveletDenoise when processing small images", "problemTypes": [{"descriptions": [{"cweId": "CWE-125", "lang": "en", "description": "CWE-125: Out-of-bounds Read", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-126", "lang": "en", "description": "CWE-126: Buffer Over-read", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}}], "references": [{"name": "https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-qpgx-jfcq-r59f", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-qpgx-jfcq-r59f"}, {"name": "https://github.com/ImageMagick/ImageMagick/commit/0377e60b3c0d766bd7271221c95d9ee54f6a3738", "tags": ["x_refsource_MISC"], "url": "https://github.com/ImageMagick/ImageMagick/commit/0377e60b3c0d766bd7271221c95d9ee54f6a3738"}, {"name": "https://github.com/dlemstra/Magick.NET/releases/tag/14.10.3", "tags": ["x_refsource_MISC"], "url": "https://github.com/dlemstra/Magick.NET/releases/tag/14.10.3"}], "affected": [{"vendor": "ImageMagick", "product": "ImageMagick", "versions": [{"version": "< 6.9.13-40", "status": "affected"}, {"version": ">= 7.0.0, < 7.1.2-15", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-02-25T23:18:33.174Z"}, "descriptions": [{"lang": "en", "value": "ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 7.1.2-15 and 6.9.13-40, a heap buffer over-read vulnerability occurs when processing an image with small dimension using the `-wavelet-denoise` operator. Versions 7.1.2-15 and 6.9.13-40 contain a patch."}], "source": {"advisory": "GHSA-qpgx-jfcq-r59f", "discovery": "UNKNOWN"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-02-26T16:54:43.926790Z", "id": "CVE-2026-27798", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-02-26T16:54:57.532Z"}}]}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 7.1.2-15 and 6.9.13-40, a heap buffer over-read vulnerability occurs when processing an image with small dimension using the `-wavelet-denoise` operator. Versions 7.1.2-15 and 6.9.13-40 contain a patch."}], "id": "CVE-2026-27798", "lastModified": "2026-02-26T00:16:25.193", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 4.0, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.5, "impactScore": 1.4, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-02-26T00:16:25.193", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/ImageMagick/ImageMagick/commit/0377e60b3c0d766bd7271221c95d9ee54f6a3738"}, {"source": "security-advisories@github.com", "url": "https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-qpgx-jfcq-r59f"}, {"source": "security-advisories@github.com", "url": "https://github.com/dlemstra/Magick.NET/releases/tag/14.10.3"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-125"}, {"lang": "en", "value": "CWE-126"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{"bugzilla": {"description": "ImageMagick: ImageMagick: Information disclosure via heap buffer over-read when processing images", "id": "2442872", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2442872"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.0", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "status": "draft"}, "cwe": "CWE-125", "details": ["A flaw was found in ImageMagick. A local user could exploit a heap buffer over-read vulnerability by processing a specially crafted image with small dimensions using the `-wavelet-denoise` operator. This vulnerability may lead to the disclosure of sensitive information."], "mitigation": {"lang": "en:us", "value": "To reduce exposure, avoid processing untrusted or maliciously crafted images with ImageMagick. If processing untrusted content is necessary, consider executing ImageMagick operations within a sandboxed environment to contain potential risks."}, "name": "CVE-2026-27798", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "ImageMagick", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "ImageMagick", "product_name": "Red Hat Enterprise Linux 7"}], "public_date": "2026-02-25T23:18:33Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-27798\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-27798\nhttps://github.com/ImageMagick/ImageMagick/commit/0377e60b3c0d766bd7271221c95d9ee54f6a3738\nhttps://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-qpgx-jfcq-r59f\nhttps://github.com/dlemstra/Magick.NET/releases/tag/14.10.3"], "statement": "This MODERATE impact vulnerability in ImageMagick affects Red Hat Enterprise Linux. A heap buffer over-read can occur when processing images with small dimensions using the `-wavelet-denoise` operator. This flaw could lead to information disclosure or denial of service.", "threat_severity": "Moderate"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,6.9.13-40)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[7.0.0,7.1.2-15)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "ImageMagick", "source": "cna", "vendor": "ImageMagick"}, "product": "imagemagick", "vendor": "imagemagick"}], "created": "2026-02-26T13:10:37.918271+00:00", "updated": "2026-02-26T13:10:37.918378+00:00", "vendors": ["imagemagick", "imagemagick$PRODUCT$imagemagick"]}