CVE-2024-8520
Ultimate Member <= 2.8.6 - Cross-Site Request Forgery to Membership Status Change
- Published
- Updated
- Reserved
- Assigned by
- Wordfence
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.
Timeline
ID reserved
By Wordfence
- 28 days later
· 28 days later
Published
- 18 months later
· 18 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| WordfenceCNA (assigner) | 3.1 | Medium5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |
| NVDNVD · Analyzed | 3.1 | Medium4.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N |
- EPSS (exploitation in 30 days)
- 0.34% · top 72% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: yes · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.3.
Weakness
Affected products
References (10)
- https://www.wordfence.com/threat-intel/vulnerabilities/id/7ffddc03-d4ae-460e-972a-98804d947d09?source=cve (opens in a new tab)
- https://github.com/ultimatemember/ultimatemember/blob/7b8a7a7c039bde4539c07e049b19036192f1c133/includes/admin/class-admin.php#L1948C1-L1959C6 (opens in a new tab)
- https://github.com/ultimatemember/ultimatemember/blob/7b8a7a7c039bde4539c07e049b19036192f1c133/includes/admin/class-admin.php#L70C4-L70C84 (opens in a new tab)
- https://github.com/ultimatemember/ultimatemember/blob/7b8a7a7c039bde4539c07e049b19036192f1c133/includes/admin/class-admin.php#L1880 (opens in a new tab)
- https://github.com/ultimatemember/ultimatemember/blob/7b8a7a7c039bde4539c07e049b19036192f1c133/includes/admin/core/class-admin-users.php#L41C4-L41C90 (opens in a new tab)
- https://github.com/ultimatemember/ultimatemember/blob/7b8a7a7c039bde4539c07e049b19036192f1c133/includes/admin/core/class-admin-users.php#L146C1-L173C12 (opens in a new tab)
- https://github.com/ultimatemember/ultimatemember/blob/7b8a7a7c039bde4539c07e049b19036192f1c133/includes/admin/class-admin.php#L1945 (opens in a new tab)
- https://github.com/ultimatemember/ultimatemember/blob/7b8a7a7c039bde4539c07e049b19036192f1c133/includes/admin/core/class-admin-users.php#L175C1-L178C7 (opens in a new tab)
- https://github.com/ultimatemember/ultimatemember/pull/1549 (opens in a new tab)
- https://plugins.trac.wordpress.org/changeset/3160947/ultimate-member/trunk/includes/admin/class-admin.php (opens in a new tab)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2024-8520)Record last updated .