Ultimate Member – User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin, CVE-2020-36155

CVE, Research URL: CVE-2020-36155
Home page URL: Security reports for Ultimate Member – User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin
Application: Ultimate Member – User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin
Published on: Jan 04, 2021
Research Description: An issue was discovered in the Ultimate Member plugin before 2.1.12 for WordPress, aka Unauthenticated Privilege Escalation via User Meta. An attacker could supply an array parameter for sensitive metadata, such as the wp_capabilities user meta that defines a user's role. During the registration process, submitted registration details were passed to the update_profile function, and any metadata was accepted, e.g., wp_capabilities[administrator] for Administrator access.
Affected versions: max 2.1.12.
Status: vulnerable

Ultimate Member – User Profile, Registration, Login, Member Directory, Content Restriction &amp; Membership Plugin, CVE-2020-36155