{"id":"CVE-2026-19423","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-19423","summary":"The Ultimate Member  WordPress plugin before 2.13.0 does not validate a submitted role selection when it cannot resolve the set of roles a profile form permits, and screens the value…","details":"The Ultimate Member  WordPress plugin before 2.13.0 does not validate a submitted role selection when it cannot resolve the set of roles a profile form permits, and screens the value against the site's registered role names rather than against the form's own allow-list, allowing unauthenticated users who register through the Ultimate Member  WordPress plugin before 2.13.0's own form to grant themselves arbitrary capabilities and reach administrator-equivalent access.","published":"2026-08-28T08:16:40.610","modified":"2026-08-28T08:16:40.610","cvss":null,"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://wpscan.com/vulnerability/3cdc8700-165a-4787-a3d0-b0914865b07b/"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-08-28T08:16:40.610"}}