CVE-2026-23876

{"id": "CVE-2026-23876", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-23876", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-01-21T04:55:22.550398Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "security-advisories@github.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.1, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.2}, {"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}]}, "affected": [{"source": "security-advisories@github.com", "affectedData": [{"vendor": "ImageMagick", "product": "ImageMagick", "versions": [{"status": "affected", "version": "< 7.1.2-13"}, {"status": "affected", "version": "< 6.9.13-38"}]}]}], "published": "2026-01-20T01:15:57.440", "references": [{"url": "https://github.com/ImageMagick/ImageMagick/commit/2fae24192b78fdfdd27d766fd21d90aeac6ea8b8", "tags": ["Patch"], "source": "security-advisories@github.com"}, {"url": "https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-r49w-jqq3-3gx8", "tags": ["Exploit", "Vendor Advisory"], "source": "security-advisories@github.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-122"}, {"lang": "en", "value": "CWE-190"}]}], "descriptions": [{"lang": "en", "value": "ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 7.1.2-13 and 6.9.13-38, a heap buffer overflow vulnerability in the XBM image decoder (ReadXBMImage) allows an attacker to write controlled data past the allocated heap buffer when processing a maliciously crafted image file. Any operation that reads or identifies an image can trigger the overflow, making it exploitable via common image upload and processing pipelines. Versions 7.1.2-13 and 6.9.13-38 fix the issue."}, {"lang": "es", "value": "ImageMagick es un software libre y de c\u00f3digo abierto utilizado para editar y manipular im\u00e1genes digitales. Antes de las versiones 7.1.2-13 y 6.9.13-38, una vulnerabilidad de desbordamiento de b\u00fafer de pila en el decodificador de im\u00e1genes XBM (ReadXBMImage) permite a un atacante escribir datos controlados m\u00e1s all\u00e1 del b\u00fafer de pila asignado al procesar un archivo de imagen creado con fines maliciosos. Cualquier operaci\u00f3n que lea o identifique una imagen puede desencadenar el desbordamiento, haci\u00e9ndolo explotable a trav\u00e9s de las cadenas de procesamiento comunes de carga y procesamiento de im\u00e1genes. Las versiones 7.1.2-13 y 6.9.13-38 solucionan el problema."}], "lastModified": "2026-06-17T10:22:14.447", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:imagemagick:imagemagick:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B5479E5D-F05A-4418-9D2B-12523B300E2C", "versionEndExcluding": "6.9.13-38"}, {"criteria": "cpe:2.3:a:imagemagick:imagemagick:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F658C5B2-8A54-42DB-88AB-FB7D5FE1712C", "versionEndExcluding": "7.1.2-13", "versionStartIncluding": "7.0.0-0"}], "operator": "OR"}]}], "sourceIdentifier": "security-advisories@github.com"}