{"id":"CVE-2020-35614","aliases":["BIT-joomla-2020-35614","EUVD-2020-23280","GHSA-hqcf-3xgv-jcpv"],"status":"published","title":"[20201105] - Core - User Enumeration in backend login","description":"An issue was discovered in Joomla! 3.9.0 through 3.9.22. Improper handling of the username leads to a user enumeration attack vector in the backend login page.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.01083,"percentile":0.6563,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-200"],"published":"2020-12-28T19:39:18Z","modified":"2026-10-24T10:30:44Z","affected":[{"source":"osv","ecosystem":"Bitnami","package":"joomla","ranges":[{"type":"SEMVER","events":[{"introduced":"3.9.0"},{"last_affected":"3.9.22"}]}]}],"products":[{"vendor":"joomla","product":"joomla\\!"},{"vendor":"joomla! project","product":"joomla! cms"}],"references":[{"url":"https://developer.joomla.org/security-centre/832-20201105-core-user-enumeration-in-backend-login.html","tags":["x_refsource_MISC","vendor-advisory","x_transferred","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-35614","tags":["web"]},{"url":"https://github.com/advisories/GHSA-hqcf-3xgv-jcpv"}],"sources":{"cve":[{"id":"CVE-2020-35614","title":"[20201105] - Core - User Enumeration in backend login","description":"An issue was discovered in Joomla! 3.9.0 through 3.9.22. Improper handling of the username leads to a user enumeration attack vector in the backend login page.","status":"published","published":"2020-12-28T19:39:18.455Z","modified":"2026-02-24T05:03:55.573Z","updated_at":"2026-11-02T14:35:57.975444Z"}],"euvd":[{"id":"EUVD-2020-23280","description":"An issue was discovered in Joomla! 3.9.0 through 3.9.22. Improper handling of the username leads to a user enumeration attack vector in the backend login page.","status":"published","published":"2020-12-28T19:39:18Z","modified":"2026-02-24T05:03:55Z","updated_at":"2026-11-02T19:48:31.660571Z"}],"ghsa":[{"id":"GHSA-hqcf-3xgv-jcpv","title":"An issue was discovered in Joomla! 3.9.0 through 3.9.22. Improper handling of the username leads...","description":"An issue was discovered in Joomla! 3.9.0 through 3.9.22. Improper handling of the username leads to a user enumeration attack vector in the backend login page.","status":"published","published":"2022-05-24T17:37:28Z","modified":"2023-01-29T05:05:52Z","cwes":["CWE-200"],"updated_at":"2026-11-02T14:45:53.730969Z"}],"nvd":[{"id":"CVE-2020-35614","description":"An issue was discovered in Joomla! 3.9.0 through 3.9.22. Improper handling of the username leads to a user enumeration attack vector in the backend login page.","status":"published","published":"2020-12-28T20:15:12.837Z","modified":"2026-06-17T03:14:01.597Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:06:28.340168Z"}],"osv":[{"id":"CVE-2020-35614","description":"An issue was discovered in Joomla! 3.9.0 through 3.9.22. Improper handling of the username leads to a user enumeration attack vector in the backend login page.","status":"published","published":"2020-12-28T20:15:12.837Z","modified":"2026-10-24T10:30:44.208613779Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:16.612899Z"},{"id":"BIT-joomla-2020-35614","title":"[20201105] - Core - User Enumeration in backend login","description":"An issue was discovered in Joomla! 3.9.0 through 3.9.22. Improper handling of the username leads to a user enumeration attack vector in the backend login page.","status":"published","published":"2025-04-03T14:11:17.99Z","modified":"2026-09-08T08:48:01.661285675Z","updated_at":"2026-11-02T15:28:31.782692Z"}]}}