{"id":"CVE-2017-16634","aliases":["EUVD-2017-7821","GHSA-gvx5-4gv6-j85j"],"status":"published","title":"In Joomla! before 3.8.2, a bug allowed third parties to bypass a user's 2-factor authentication...","description":"In Joomla! before 3.8.2, a bug allowed third parties to bypass a user's 2-factor authentication method.","severity":{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.04398,"percentile":0.91381,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-287"],"published":"2017-11-09T19:00:00Z","modified":"2026-10-24T10:31:04Z","products":[{"vendor":"joomla","product":"joomla\\!"}],"references":[{"url":"http://www.securityfocus.com/bid/101701","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry","advisory"]},{"url":"https://developer.joomla.org/security-centre/713-20171102-core-2-factor-authentication-bypass","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory","fix"]},{"url":"http://www.securitytracker.com/id/1039757","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Third Party Advisory","VDB Entry","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-16634"},{"url":"https://github.com/advisories/GHSA-gvx5-4gv6-j85j"}],"sources":{"cve":[{"id":"CVE-2017-16634","description":"In Joomla! before 3.8.2, a bug allowed third parties to bypass a user's 2-factor authentication method.","status":"published","published":"2017-11-09T19:00:00Z","modified":"2024-08-05T20:27:04.402Z","updated_at":"2026-11-02T14:33:21.453505Z"}],"euvd":[{"id":"EUVD-2017-7821","description":"In Joomla! before 3.8.2, a bug allowed third parties to bypass a user's 2-factor authentication method.","status":"published","published":"2017-11-09T19:00:00Z","modified":"2024-08-05T20:27:04Z","updated_at":"2026-11-03T02:23:11.972603Z"}],"ghsa":[{"id":"GHSA-gvx5-4gv6-j85j","title":"In Joomla! before 3.8.2, a bug allowed third parties to bypass a user's 2-factor authentication...","description":"In Joomla! before 3.8.2, a bug allowed third parties to bypass a user's 2-factor authentication method.","status":"published","published":"2022-05-17T00:21:08Z","modified":"2023-02-03T05:01:30Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:52:59.355645Z"}],"nvd":[{"id":"CVE-2017-16634","description":"In Joomla! before 3.8.2, a bug allowed third parties to bypass a user's 2-factor authentication method.","status":"published","published":"2017-11-10T02:29:18.997Z","modified":"2026-06-17T01:09:35.37Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:04:08.635428Z"}],"osv":[{"id":"CVE-2017-16634","description":"In Joomla! before 3.8.2, a bug allowed third parties to bypass a user's 2-factor authentication method.","status":"published","published":"2017-11-10T02:29:18.997Z","modified":"2026-10-24T10:31:04.393243963Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:44:04.853379Z"}]}}