Unauthenticated Broken Access Control in CheckView

Executive Summary

CVE-2026-54844 is a Broken Access Control vulnerability in the WordPress CheckView Automated Testing Plugin versions 2.1.0 and below.

This vulnerability allows unauthenticated users to perform actions that normally require higher privileges because the plugin lacks proper authorization, authentication, or nonce token checks.

Essentially, attackers can bypass security controls and execute privileged operations without logging in.

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Impact Analysis

This vulnerability can lead to unauthorized users performing high-privileged actions on affected websites.

Although classified as low priority, it poses a risk of mass exploitation targeting thousands of websites using the vulnerable plugin.

Such unauthorized actions could compromise the integrity of your website and potentially lead to further security issues.

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Mitigation Strategies

To mitigate the Broken Access Control vulnerability in CheckView Automated Testing Plugin versions 2.1.0 and below, users should immediately update the plugin to version 2.2.0 or later.

If updating immediately is not possible, users are advised to seek assistance from their hosting provider or web developer.

Patchstack users can enable auto-updates for vulnerable plugins to ensure timely patching.

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Compliance Impact

The vulnerability allows unauthenticated users to perform higher-privileged actions due to broken access control, which can lead to unauthorized access or modification of data.

Such unauthorized access could potentially result in non-compliance with common standards and regulations like GDPR or HIPAA, which require strict access controls to protect sensitive data.

However, the provided information does not explicitly mention the impact on compliance with these standards.

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