Executive Summary

CVE-2026-28071 is a medium severity Broken Access Control vulnerability in the WordPress pixfort Core Plugin versions up to and including 3.2.22.

The issue arises from missing authorization, authentication, or nonce token checks in certain functions, which allows unprivileged users, such as subscribers or developers, to perform actions that should be restricted to higher privileged roles.

This vulnerability falls under the OWASP Top 10 category A1: Broken Access Control.

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Mitigation Strategies

The primary mitigation step is to update the pixfort Core WordPress plugin to version 3.2.26 or later, where the vulnerability has been patched.

Until the update can be applied, users of Patchstack can enable an automatic mitigation rule provided by Patchstack to block attacks targeting this vulnerability.

Additionally, enabling auto-updates specifically for vulnerable plugins can help ensure timely protection.

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Impact Analysis

This vulnerability can allow unprivileged users to perform unauthorized actions that are normally reserved for users with higher privileges.

Such unauthorized access can lead to potential misuse or manipulation of the website or application functionalities, compromising the integrity and security of the system.

Because the vulnerability has a CVSS score of 6.3, it represents a moderate risk with a reasonable likelihood of exploitation.

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Compliance Impact

I don't know

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Detection Guidance

This vulnerability arises from missing authorization, authentication, or nonce token checks in certain functions of the pixfort Core WordPress plugin up to version 3.2.22, allowing unprivileged users to perform privileged actions.

Detection can involve monitoring for unauthorized access attempts or privilege escalation activities targeting the pixfort Core plugin endpoints.

Specific commands are not provided in the available resources, but typical approaches include:

• Reviewing web server logs for suspicious requests to pixfort Core plugin URLs.
• Using WordPress security plugins or tools to scan for outdated or vulnerable plugin versions.
• Employing network monitoring tools to detect unusual HTTP requests or privilege escalation attempts.

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