{"cve":"CVE-2019-3990","nvd":{"published":"2019-12-03T17:15:11.727","modified":"2026-06-17T02:36:00.433","status":"Modified","description":"A User Enumeration flaw exists in Harbor. The issue is present in the \"/users\" API endpoint. This endpoint is supposed to be restricted to administrators. This restriction is able to be bypassed and information can be obtained about registered users can be obtained via the \"search\" functionality.","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:N/A:N","score":4.3},"cwes":["CWE-269"],"references":["https://github.com/goharbor/harbor/security/advisories/GHSA-6qj9-33j4-rvhg","https://www.tenable.com/security/research/tra-2019-50","https://github.com/goharbor/harbor/security/advisories/GHSA-6qj9-33j4-rvhg","https://www.tenable.com/security/research/tra-2019-50"],"products":["linuxfoundation:harbor"],"source":"nvd","synced_at":"2026-10-19T20:59:27.069234358+00:00"},"epss":{"cve":"CVE-2019-3990","score":0.01037,"percentile":0.63926,"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."]}