{"id":"CVE-2026-16256","aliases":["EUVD-2026-51938","GHSA-vrg4-ffx9-cfhg"],"status":"published","title":"Pouco Import Users \u003c= 1.0.0 - Unauthenticated Privilege Escalation","description":"The POUCO Import Users WordPress plugin through 1.0.0 does not perform any capability or nonce checks on AJAX actions available to unauthenticated users that create and update WordPress accounts, and it trusts an attacker-supplied role value, allowing unauthenticated attackers to create a new administrator account and take over the site.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-10","score":0.00498,"percentile":0.43042,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-269"],"published":"2026-08-02T06:00:10Z","modified":"2026-08-26T16:31:36Z","products":[{"vendor":"unknown","product":"pouco import users"}],"references":[{"url":"https://wpscan.com/vulnerability/c7442f47-7263-4cbb-8157-a4ac69953c95/","tags":["exploit","vdb-entry","technical-description"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-16256"},{"url":"https://wpscan.com/vulnerability/c7442f47-7263-4cbb-8157-a4ac69953c95"},{"url":"https://github.com/advisories/GHSA-vrg4-ffx9-cfhg"}],"sources":{"cve":[{"id":"CVE-2026-16256","title":"Pouco Import Users \u003c= 1.0.0 - Unauthenticated Privilege Escalation","description":"The POUCO Import Users WordPress plugin through 1.0.0 does not perform any capability or nonce checks on AJAX actions available to unauthenticated users that create and update WordPress accounts, and it trusts an attacker-supplied role value, allowing unauthenticated attackers to create a new administrator account and take over the site.","status":"published","published":"2026-08-02T06:00:10.406Z","modified":"2026-08-05T16:17:57.087Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"adp"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T14:20:11.24076Z"}],"euvd":[{"id":"EUVD-2026-51938","description":"The POUCO Import Users WordPress plugin through 1.0.0 does not perform any capability or nonce checks on AJAX actions available to unauthenticated users that create and update WordPress accounts, and it trusts an attacker-supplied role value, allowing unauthenticated attackers to create a new administrator account and take over the site.","status":"published","published":"2026-08-02T06:00:10Z","modified":"2026-08-05T16:17:57Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T18:02:09.87889Z"}],"ghsa":[{"id":"GHSA-vrg4-ffx9-cfhg","title":"The POUCO Import Users WordPress plugin through 1.0.0 does not perform any capability or nonce...","description":"The POUCO Import Users WordPress plugin through 1.0.0 does not perform any capability or nonce checks on AJAX actions available to unauthenticated users that create and update WordPress accounts, and it trusts an attacker-supplied role value, allowing unauthenticated attackers to create a new administrator account and take over the site.","status":"published","published":"2026-08-02T06:30:22Z","modified":"2026-08-05T18:31:29Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T15:10:07.328501Z"}],"nvd":[{"id":"CVE-2026-16256","description":"The POUCO Import Users WordPress plugin through 1.0.0 does not perform any capability or nonce checks on AJAX actions available to unauthenticated users that create and update WordPress accounts, and it trusts an attacker-supplied role value, allowing unauthenticated attackers to create a new administrator account and take over the site.","status":"published","published":"2026-08-02T06:16:39.163Z","modified":"2026-08-26T16:31:36.75Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T14:12:34.290716Z"}]}}