Ultimate Reviews <= 3.2.16 - Unauthenticated Insecure Direct Object Reference
Affected versions: *-3.2.16
Vulnerability type: CWE-639 Authorization Bypass Through User-Controlled Key
Affected software, patched versions and attribution
The Ultimate Reviews plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 3.2.16 due to missing validation on a user controlled key. This makes it possible for unauthenticated attackers to perform an unauthorized action.
Ultimate Reviews
Affected versions: *-3.2.16
Patched versions: 3.2.17
Researcher credit: Doan Dinh Van (d52v)
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- Published
- January 6, 2026
- CVSS
- 5.3