CVE-2025-49594

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{"affected": [{"affectedData": [{"product": "oidc", "vendor": "xwiki-contrib", "versions": [{"status": "affected", "version": ">= 2.17.1, < 2.18.2"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "XWiki OIDC has various tools to manipulate OpenID Connect protocol in XWiki. Starting in version 2.17.1 and prior to version 2.18.2, anyone with VIEW access to a user profile can create a token for that user. If that XWiki instance is configured to allow token authentication, it allows authentication with any user (since users are very commonly viewable, at least to other registered users). Version 2.18.2 contains a patch. As a workaround, disable token access."}, {"lang": "es", "value": "XWiki OIDC tiene varias herramientas para manipular el protocolo OpenID Connect en XWiki. A partir de la versi\u00f3n 2.17.1 y antes de la versi\u00f3n 2.18.2, cualquier persona con acceso VIEW a un perfil de usuario puede crear un token para ese usuario. Si esa instancia de XWiki est\u00e1 configurada para permitir la autenticaci\u00f3n por token, permite la autenticaci\u00f3n con cualquier usuario (ya que los usuarios son muy com\u00fanmente visibles, al menos para otros usuarios registrados). La versi\u00f3n 2.18.2 contiene un parche. Como soluci\u00f3n alternativa, deshabilite el acceso por token."}], "id": "CVE-2025-49594", "lastModified": "2026-10-09T10:10:00.193", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 9.2, "baseSeverity": "CRITICAL", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "security-advisories@github.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-49594", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2025-10-06T14:56:03.840309Z", "version": "2.0.3"}}]}, "published": "2025-10-06T15:16:04.090", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/xwiki-contrib/oidc/commit/d90d717172283aaa96bb5bb44e357f910ae64adb"}, {"source": "security-advisories@github.com", "url": "https://github.com/xwiki-contrib/oidc/security/advisories/GHSA-f2hf-pfrj-vrm7"}, {"source": "security-advisories@github.com", "url": "https://jira.xwiki.org/browse/OIDC-240"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://www.vicarius.io/vsociety/posts/cve-2025-49594-detect-xwiki-vulnerability"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://www.vicarius.io/vsociety/posts/cve-2025-49594-mitigate-xwiki-vulnerability"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-285"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

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{"created": "2025-10-08T13:38:55.925132+00:00", "updated": "2025-10-08T13:38:55.925158+00:00", "vendors": ["xwiki", "xwiki$PRODUCT$xwiki"]}