CVE-2021-24968 : Security Advisory and Response

The Ultimate FAQ WordPress plugin before version 2.1.2 is vulnerable to an issue that allows authenticated users, even with a low role such as Subscriber, to create FAQs and FAQ questions without capability and CSRF checks.

Understanding CVE-2021-24968

This CVE details a vulnerability in the Ultimate FAQ WordPress plugin that could lead to arbitrary FAQ creation by unauthorized users.

What is CVE-2021-24968?

The Ultimate FAQ WordPress plugin version < 2.1.2 lacks capability and CSRF checks in certain AJAX actions, enabling authenticated users like Subscribers to create FAQs and FAQ questions.

The Impact of CVE-2021-24968

The vulnerability can be exploited by low-privileged users to manipulate the plugin and potentially disrupt the functionality of FAQ sections on websites.

Technical Details of CVE-2021-24968

This section covers the specifics of the vulnerability.

Vulnerability Description

The issue arises from the absence of proper capability and CSRF checks in specific AJAX actions, allowing unauthorized users to create FAQs and FAQ questions.

Affected Systems and Versions

The vulnerability affects Ultimate FAQ WordPress plugin versions prior to 2.1.2.

Exploitation Mechanism

Exploitation involves authenticated users, including those with low roles like Subscribers, utilizing the lack of checks to create unauthorized FAQs and FAQ questions.

Mitigation and Prevention

Here are the steps to mitigate and prevent exploitation of CVE-2021-24968.

Immediate Steps to Take

Website administrators should update the Ultimate FAQ WordPress plugin to version 2.1.2 or newer to address this vulnerability.

Long-Term Security Practices

Regularly update plugins and monitor for security advisories to prevent similar vulnerabilities in the future.

Patching and Updates

Stay informed about security patches for plugins and apply them promptly to maintain a secure website environment.