{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Adserver", "vendor": "Revive", "versions": [{"lessThanOrEqual": "6.0.6", "status": "affected", "version": "0", "versionType": "semver"}]}], "source": "support@hackerone.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The XML\u2011RPC API addUser method has a validation bypass introduced in the fix for CVE\u20112025\u201155129. As a result, API users could create usernames that enabled impersonation or stored XSS attacks. Proper validation has been added where it was missing."}, {"lang": "es", "value": "La API XML-RPC, m\u00e9todo addUser, tiene una omisi\u00f3n de validaci\u00f3n introducida en la correcci\u00f3n para CVE-2025-55129. Como resultado, los usuarios de la API podr\u00edan crear nombres de usuario que permit\u00edan la suplantaci\u00f3n de identidad o ataques de XSS almacenado. Se ha a\u00f1adido una validaci\u00f3n adecuada donde faltaba."}], "id": "CVE-2026-44961", "lastModified": "2026-10-26T11:10:00.157", "metrics": {"cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 0.0, "baseSeverity": "NONE", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:N", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 0.0, "source": "support@hackerone.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-44961", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-06-23T17:32:45.247422Z", "version": "2.0.3"}}]}, "published": "2026-06-23T17:17:00.340", "references": [{"source": "support@hackerone.com", "url": "https://hackerone.com/reports/3680090"}], "sourceIdentifier": "support@hackerone.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-287"}], "source": "support@hackerone.com", "type": "Secondary"}]}