CVE-2026-12251
The Ultimate Member WordPress plugin before 2.12.1 does not filter administrator-level capabilities from the roles it makes selectable on its registration forms, and its post-registration safeguard against elevated accounts is disabled by default, allowing unauthenticated users to register with a site-defined role that carries administrator capabilities and gain administrative access, when such a role exists and a role-selection field is present on a published registration form.
Attack profile
The conditions required to exploit this vulnerability and its potential impact.
Affected products
Product applicability statements supplied with the NVD record.
Weakness classification
CWE categories help security teams group the underlying software weakness.
Source references
External advisories, patches and technical reports attached to this CVE record.