Vulnerability · Published Oct 4, 2024 · Assigned by Wordfence
CVE-2024-8520Ultimate Member <= 2.8.6 - Cross-Site Request Forgery to Membership Status Change
Medium 5.3
In plain English
A medium-severity cross-site request forgery in Ultimate Member – User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin from ultimatemember. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 28% of all known vulnerabilities).
Official description
The Ultimate Member – User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 2.8.6. This is due to missing or incorrect nonce validation on the admin_init or user_action_hook function. This makes it possible for unauthenticated attackers to modify a users membership status via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| ultimatemember | Ultimate Member – User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin | 0 – through 2.8.6 |
Weakness: CWE-352 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
References
- https://www.wordfence.com/threat-intel/vulnerabilities/id/7ffddc03-d4ae-460e-972a-98804d947d09?source=cve
- https://github.com/ultimatemember/ultimatemember/blob/7b8a7a7c039bde4539c07e049b19036192f1c133/includes/admin/class-admin.php#L1948C1-L1959C6
- https://github.com/ultimatemember/ultimatemember/blob/7b8a7a7c039bde4539c07e049b19036192f1c133/includes/admin/class-admin.php#L70C4-L70C84
- https://github.com/ultimatemember/ultimatemember/blob/7b8a7a7c039bde4539c07e049b19036192f1c133/includes/admin/class-admin.php#L1880
- https://github.com/ultimatemember/ultimatemember/blob/7b8a7a7c039bde4539c07e049b19036192f1c133/includes/admin/core/class-admin-users.php#L41C4-L41C90
- https://github.com/ultimatemember/ultimatemember/blob/7b8a7a7c039bde4539c07e049b19036192f1c133/includes/admin/core/class-admin-users.php#L146C1-L173C12
- https://github.com/ultimatemember/ultimatemember/blob/7b8a7a7c039bde4539c07e049b19036192f1c133/includes/admin/class-admin.php#L1945
- https://github.com/ultimatemember/ultimatemember/blob/7b8a7a7c039bde4539c07e049b19036192f1c133/includes/admin/core/class-admin-users.php#L175C1-L178C7
- https://github.com/ultimatemember/ultimatemember/pull/1549
- https://plugins.trac.wordpress.org/changeset/3160947/ultimate-member/trunk/includes/admin/class-admin.php