CVE-2026-23623

{"id": "CVE-2026-23623", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "security-advisories@github.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 1.4, "exploitabilityScore": 3.9}]}, "published": "2026-02-06T00:15:56.663", "references": [{"url": "https://github.com/CollaboraOnline/online/security/advisories/GHSA-68v6-r6qq-mmq2", "source": "security-advisories@github.com"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Primary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-285"}]}], "descriptions": [{"lang": "en", "value": "Collabora Online is a collaborative online office suite based on LibreOffice technology. Prior to Collabora Online Development Edition version 25.04.08.2 and prior to Collabora Online versions 23.05.20.1, 24.04.17.3, and 25.04.7.5, a user with view-only rights and no download privileges can obtain a local copy of a shared file. Although there are no corresponding buttons in the interface, pressing Ctrl+Shift+S initiates the file download process. This allows the user to bypass the access restrictions and leads to unauthorized data retrieval. This issue has been patched in Collabora Online Development Edition version 25.04.08.2 and Collabora Online versions 23.05.20.1, 24.04.17.3, and 25.04.7.5."}, {"lang": "es", "value": "Collabora Online es una suite ofim\u00e1tica colaborativa en l\u00ednea basada en la tecnolog\u00eda de LibreOffice. Antes de la versi\u00f3n 25.04.08.2 de Collabora Online Development Edition y antes de las versiones 23.05.20.1, 24.04.17.3 y 25.04.7.5 de Collabora Online, un usuario con derechos de solo lectura y sin privilegios de descarga puede obtener una copia local de un archivo compartido. Aunque no hay botones correspondientes en la interfaz, al presionar Ctrl+Shift+S se inicia el proceso de descarga del archivo. Esto permite al usuario eludir las restricciones de acceso y conduce a la recuperaci\u00f3n de datos no autorizada. Este problema ha sido parcheado en la versi\u00f3n 25.04.08.2 de Collabora Online Development Edition y en las versiones 23.05.20.1, 24.04.17.3 y 25.04.7.5 de Collabora Online."}], "lastModified": "2026-04-15T00:35:42.020", "sourceIdentifier": "security-advisories@github.com"}