{"id":"GHSA-m449-vh5f-574g","summary":"OneUptime Unauthorized User Creation via API","details":"### Summary\nA low-permission user can create new accounts through a direct API request instead of being restricted to the intended interface.\n\n### PoC\nA low-permission user sends a crafted API request to the user-creation endpoint and the system creates the account successfully.\n![WhatsApp Image 2025-11-23 at 14 27 32_0e0f5889](https://github.com/user-attachments/assets/5a539310-c9a2-4466-8926-b49b9b2a2422)\n\n### Impact\nThis allows attackers to create unauthorized accounts.","aliases":["CVE-2025-65966"],"modified":"2025-12-01T16:20:57.529728Z","published":"2025-11-26T19:33:08Z","database_specific":{"nvd_published_at":"2025-11-26T19:15:50Z","cwe_ids":["CWE-285"],"severity":"HIGH","github_reviewed":true,"github_reviewed_at":"2025-11-26T19:33:08Z"},"references":[{"type":"WEB","url":"https://github.com/OneUptime/oneuptime/security/advisories/GHSA-m449-vh5f-574g"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-65966"},{"type":"WEB","url":"https://github.com/OneUptime/oneuptime/commit/07bc6d4edde7397ea6b88f889c065ec392052ab4"},{"type":"PACKAGE","url":"https://github.com/OneUptime/oneuptime"}],"affected":[{"package":{"name":"@oneuptime/common","ecosystem":"npm","purl":"pkg:npm/%40oneuptime/common"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"9.1.0"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2025/11/GHSA-m449-vh5f-574g/GHSA-m449-vh5f-574g.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N"}]}