{"id":"CVE-2025-65966","aliases":["GHSA-m449-vh5f-574g"],"url":"https://o3.security/vulnerability/CVE-2025-65966","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.","published":"2025-11-26T18:10:16.460Z","modified":"2026-08-12T03:51:20.441930337Z","cvss":null,"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"npm","name":"@oneuptime/common","fixedVersion":"9.1.0"}],"fix":{"url":"https://github.com/OneUptime/oneuptime/commit/07bc6d4edde7397ea6b88f889c065ec392052ab4","label":"OneUptime/oneuptime@07bc6d4"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/65xxx/CVE-2025-65966.json"},{"type":"ADVISORY","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"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:20.441930337Z"}}