{"id":"CVE-2018-19411","aliases":["EUVD-2018-11104","GHSA-8h52-7jf5-79wp"],"status":"published","title":"PRTG Network Monitor before 18.2.40.1683 allows an authenticated user with a read-only account to...","description":"PRTG Network Monitor before 18.2.40.1683 allows an authenticated user with a read-only account to create another user with a read-write account (including administrator) via an HTTP request because /api/addusers doesn't check, or doesn't properly check, user rights.","severity":{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.0087,"percentile":0.59064,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-269"],"published":"2018-11-21T16:00:00Z","modified":"2026-06-17T01:49:15Z","products":[{"vendor":"paessler","product":"prtg_network_monitor"}],"references":[{"url":"https://www.ptsecurity.com/ww-en/analytics/threatscape/pt-2018-25/","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-19411"},{"url":"https://github.com/advisories/GHSA-8h52-7jf5-79wp"}],"sources":{"cve":[{"id":"CVE-2018-19411","description":"PRTG Network Monitor before 18.2.40.1683 allows an authenticated user with a read-only account to create another user with a read-write account (including administrator) via an HTTP request because /api/addusers doesn't check, or doesn't properly check, user rights.","status":"published","published":"2018-11-21T16:00:00Z","modified":"2024-09-17T01:05:43.12Z","updated_at":"2026-11-02T14:35:03.288698Z"}],"euvd":[{"id":"EUVD-2018-11104","description":"PRTG Network Monitor before 18.2.40.1683 allows an authenticated user with a read-only account to create another user with a read-write account (including administrator) via an HTTP request because /api/addusers doesn't check, or doesn't properly check, user rights.","status":"published","published":"2018-11-21T16:00:00Z","modified":"2024-09-17T01:05:43Z","updated_at":"2026-11-03T00:28:53.188643Z"}],"ghsa":[{"id":"GHSA-8h52-7jf5-79wp","title":"PRTG Network Monitor before 18.2.40.1683 allows an authenticated user with a read-only account to...","description":"PRTG Network Monitor before 18.2.40.1683 allows an authenticated user with a read-only account to create another user with a read-write account (including administrator) via an HTTP request because /api/addusers doesn't check, or doesn't properly check, user rights.","status":"published","published":"2022-05-13T01:50:52Z","modified":"2023-02-02T05:01:54Z","cvss":[{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T14:51:17.99492Z"}],"nvd":[{"id":"CVE-2018-19411","description":"PRTG Network Monitor before 18.2.40.1683 allows an authenticated user with a read-only account to create another user with a read-write account (including administrator) via an HTTP request because /api/addusers doesn't check, or doesn't properly check, user rights.","status":"published","published":"2018-11-21T16:29:00.41Z","modified":"2026-06-17T01:49:15.817Z","cvss":[{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.5,"vector":"AV:N/AC:L/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T14:04:48.987926Z"}]}}