CVE-2026-39644
Missing Authorization in Wp Ultimate Review Plugin Allows Unauthorized Access
Publication date: 2026-04-08
Last updated on: 2026-04-29
Assigner: Patchstack
Description
Description
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| roxnor | wp_ultimate_review | to 2.3.8 (inc) |
| patchstack | wp_ultimate_review | to 2.3.8 (inc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-862 | The product does not perform an authorization check when an actor attempts to access a resource or perform an action. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
CVE-2026-39644 is a Broken Access Control vulnerability in the WordPress plugin "Wp Ultimate Review" versions up to and including 2.3.8.
The vulnerability arises from missing authorization, authentication, or nonce token checks within certain plugin functions, which allows unauthenticated users to perform actions that normally require higher privileges.
It is classified under the OWASP Top 10 category A1: Broken Access Control.
How can this vulnerability impact me? :
This vulnerability allows unauthenticated users to perform privileged actions within the affected plugin, potentially leading to unauthorized changes or access.
Although the CVSS severity score is 5.3, indicating low severity and low priority, exploitation is possible and could be part of mass campaigns targeting many websites.
No official patch is currently available, so affected sites remain vulnerable until an update is released or mitigations are applied.
How can this vulnerability be detected on my network or system? Can you suggest some commands?
There is no specific information provided about detection methods or commands to identify this vulnerability on your network or system.
What immediate steps should I take to mitigate this vulnerability?
The immediate mitigation recommended is to update the Wp Ultimate Review plugin once a patched version is released.
Since no official patch is currently available, you should seek assistance from your hosting provider or web developers to implement temporary protective measures.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
The provided information does not specify any direct impact of this vulnerability on compliance with common standards and regulations such as GDPR or HIPAA.