CVE-2024-45046

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{"affected": [{"affectedData": [{"product": "PhpSpreadsheet", "vendor": "PHPOffice", "versions": [{"status": "affected", "version": "< 2.1.0"}]}], "source": "security-advisories@github.com"}, {"affectedData": [{"cpes": ["cpe:2.3:a:phpspreadsheet_project:phpspreadsheet:*:*:*:*:*:*:*:*"], "defaultStatus": "unknown", "product": "phpspreadsheet", "vendor": "phpspreadsheet_project", "versions": [{"lessThan": "2.1.0", "status": "affected", "version": "0", "versionType": "custom"}]}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:phpoffice:phpspreadsheet:*:*:*:*:*:*:*:*", "matchCriteriaId": "520A70B7-2C60-4064-B452-538ED7A8D30E", "versionEndExcluding": "1.29.1", "vulnerable": true}, {"criteria": "cpe:2.3:a:phpoffice:phpspreadsheet:*:*:*:*:*:*:*:*", "matchCriteriaId": "373AEDCC-F178-41C9-8756-573EB2FCF247", "versionEndExcluding": "2.1.0", "versionStartIncluding": "2.0.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "PHPSpreadsheet is a pure PHP library for reading and writing spreadsheet files. In affected versions `\\PhpOffice\\PhpSpreadsheet\\Writer\\Html` doesn't sanitize spreadsheet styling information such as font names, allowing an attacker to inject arbitrary JavaScript on the page. As a result an attacker may used a crafted spreadsheet to fully takeover a session of a user viewing spreadsheet files as HTML. This issue has been addressed in release version 2.1.0. All users are advised to upgrade. There are no known workarounds for this vulnerability."}, {"lang": "es", "value": "PHPSpreadsheet es una librer\u00eda PHP pura para leer y escribir archivos de hojas de c\u00e1lculo. En las versiones afectadas, `\\PhpOffice\\PhpSpreadsheet\\Writer\\Html` no desinfecta la informaci\u00f3n de estilo de las hojas de c\u00e1lculo, como los nombres de las fuentes, lo que permite a un atacante inyectar JavaScript arbitrario en la p\u00e1gina. Como resultado, un atacante puede usar una hoja de c\u00e1lculo manipulada para apoderarse por completo de la sesi\u00f3n de un usuario que visualiza archivos de hojas de c\u00e1lculo como HTML. Este problema se ha solucionado en la versi\u00f3n 2.1.0. Se recomienda a todos los usuarios que actualicen. No se conocen workarounds para esta vulnerabilidad."}], "id": "CVE-2024-45046", "lastModified": "2026-06-17T07:53:29.307", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.3, "impactScore": 2.7, "source": "security-advisories@github.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.3, "impactScore": 2.7, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2024-45046", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2024-08-29T13:10:53.744014Z", "version": "2.0.3"}}]}, "published": "2024-08-28T21:15:06.603", "references": [{"source": "security-advisories@github.com", "tags": ["Patch"], "url": "https://github.com/PHPOffice/PhpSpreadsheet/commit/f7cf378faed2e11cf4825bf8bafea4922ae44667"}, {"source": "security-advisories@github.com", "tags": ["Issue Tracking", "Patch"], "url": "https://github.com/PHPOffice/PhpSpreadsheet/pull/3957"}, {"source": "security-advisories@github.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://github.com/PHPOffice/PhpSpreadsheet/security/advisories/GHSA-wgmf-q9vr-vww6"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "security-advisories@github.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-79"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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