CVE-2025-59716

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:owncloud:guests:*:*:*:*:*:*:*:*", "matchCriteriaId": "0CE375CB-E61A-4CDF-B946-356DD0A799A6", "versionEndIncluding": "0.12.4", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "ownCloud Guests before 0.12.5 allows unauthenticated user enumeration via the /apps/guests/register/{email}/{token} endpoint. Because of insufficient validation of the supplied token in showPasswordForm, the server responds differently when an e-mail address corresponds to a valid pending guest user rather than a non-existent user."}, {"lang": "es", "value": "ownCloud Guests anterior a 0.12.5 permite la enumeraci\u00f3n de usuarios no autenticados a trav\u00e9s del endpoint /apps/guests/register/{email}/{token}. Debido a la validaci\u00f3n insuficiente del token proporcionado en showPasswordForm, el servidor responde de manera diferente cuando una direcci\u00f3n de correo electr\u00f3nico corresponde a un usuario invitado pendiente v\u00e1lido en lugar de un usuario inexistente."}], "id": "CVE-2025-59716", "lastModified": "2026-11-05T14:10:00.273", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-59716", "options": [{"exploitation": "poc"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2025-11-05T20:08:14.667204Z", "version": "2.0.3"}}]}, "published": "2025-11-05T17:15:44.800", "references": [{"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://gist.github.com/thesmartshadow/64ae0449e909174d0479a4f23657147f"}, {"source": "cve@mitre.org", "tags": ["Product"], "url": "https://github.com/owncloud/guests"}, {"source": "cve@mitre.org", "tags": ["Product"], "url": "https://marketplace.owncloud.com/apps/guests"}, {"source": "cve@mitre.org", "tags": ["Permissions Required"], "url": "https://yeswehack.com/reports/411806"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-200"}, {"lang": "en", "value": "CWE-203"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{}

{"created": "2025-11-06T10:07:02.240339+00:00", "updated": "2025-11-06T10:07:02.240364+00:00", "vendors": ["owncloud", "owncloud$PRODUCT$owncloud"]}