{"cve":"CVE-2025-51479","nvd":{"published":"2025-07-22T19:15:25.587","modified":"2026-06-17T09:35:37.447","status":"Analyzed","description":"Authorization bypass in update_user_group in onyx-dot-app Onyx Enterprise Edition 0.27.0 allows remote authenticated attackers to modify arbitrary user groups via crafted PATCH requests to the /api/manage/admin/user-group/id endpoint, bypassing intended curator-group assignment checks.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","score":5.4},"cwes":["CWE-639"],"references":["https://github.com/onyx-dot-app/onyx","https://github.com/onyx-dot-app/onyx/pull/4714","https://www.gecko.security/blog/cve-2025-51479"],"products":["onyx:onyx"],"source":"nvd","synced_at":"2026-10-19T22:05:46.678065081+00:00"},"epss":{"cve":"CVE-2025-51479","score":0.00329,"percentile":0.26116,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}