# CVE-2026-39644: Roxnor Wp Ultimate Review missing authorization in access control

Source: https://junglewise.ai/threats/cve-2026-39644-roxnor-wp-ultimate-review-missing-authorization-in-access-control  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-04-08. Updated: 2026-07-24  
License: CC BY 4.0 with a link back

CVE-2026-39644 · Severity: medium · CVSS 5.3 · Published 2026-04-08

The Wp Ultimate Review plugin for WordPress, which allows site owners to create and manage product reviews, contains a security flaw in its access control system. This vulnerability could allow unauthorized individuals to bypass intended security levels and perform actions or access information they should not be able to. This could lead to unauthorized modifications to review content or exposure of internal site data.

Vendors: [Roxnor](https://junglewise.ai/threats/vendors/roxnor).

## Quick answers

**Is CVE-2026-39644 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-39644 being exploited in the wild.

**How severe is CVE-2026-39644?** Medium severity, with a CVSS score of 5.3, published 8 April 2026.

**Which products and versions are affected?** Roxnor WP Ultimate Review <= 2.3.9.

**Is there a fix for CVE-2026-39644?** A patch was published on 2026-02-14: Version 2.4.0 released to address the issue Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2026-39644 attacked?** It is attacked over the network, in a network appliance.

**Am I affected by CVE-2026-39644?** Check whether you run Roxnor WP Ultimate Review at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

A missing authorization vulnerability (CWE-862) exists in the Roxnor Wp Ultimate Review plugin for WordPress through version 2.3.9. The flaw stems from incorrectly configured access control security levels within the plugin's functions. An unauthenticated remote attacker can exploit this lack of validation to execute actions or access data that should be restricted to higher-privileged users. The vulnerability is addressed in version 2.4.0.

## Affected products

- Roxnor Wp Ultimate Review <= 2.3.9

## Timeline

- 2026-01-15: other: Vulnerability reported by researcher hhhai
- 2026-02-14: advisory: Patchstack published initial advisory
- 2026-04-08: disclosed: CVE-2026-39644 published
- 2026-02-14: patched: Version 2.4.0 released to address the issue

## References

- [https://wordpress.org/plugins](https://wordpress.org/plugins)
- [https://patchstack.com/database/Wordpress/Plugin/wp-ultimate-review/vulnerability/wordpress-wp-ultimate-review-plugin-2-3-8-broken-access-control-vulnerability?_s_id=cve](https://patchstack.com/database/Wordpress/Plugin/wp-ultimate-review/vulnerability/wordpress-wp-ultimate-review-plugin-2-3-8-broken-access-control-vulnerability?_s_id=cve)