CVE-2022-4028 : Security Advisory and Response

A Stored Cross-Site Scripting vulnerability in the Simple:Press WordPress Forum Plugin allows authenticated attackers to inject arbitrary web scripts, impacting versions up to 6.8.

Understanding CVE-2022-4028

This section provides insights into the nature of the CVE-2022-4028 vulnerability in the Simple:Press WordPress Forum Plugin.

What is CVE-2022-4028?

The Simple:Press plugin for WordPress is susceptible to Stored Cross-Site Scripting via the 'postitem' parameter manipulated during the profile-save action when modifying a profile signature in versions up to, and including, 6.8 due to insufficient input sanitization and output escaping.

The Impact of CVE-2022-4028

This vulnerability enables authenticated attackers with minimal permissions, such as subscribers, to inject arbitrary web scripts in pages during profile modification. These injected scripts execute whenever a user accesses the compromised page.

Technical Details of CVE-2022-4028

Explore the specific technical aspects associated with CVE-2022-4028, including the vulnerability description, affected systems and versions, and the exploitation mechanism.

Vulnerability Description

The vulnerability arises from insufficient input sanitization and output escaping in the 'postitem' parameter during the profile-save action, allowing attackers to inject harmful scripts.

Affected Systems and Versions

Versions up to and including 6.8 of the Simple:Press WordPress Forum Plugin are impacted by this Stored Cross-Site Scripting vulnerability.

Exploitation Mechanism

Attackers, even with minimal permissions like subscribers, can exploit this vulnerability by injecting object and embed tags via the profile signature modification feature.

Mitigation and Prevention

Discover the necessary steps to mitigate the risks posed by CVE-2022-4028 and prevent potential exploitation.

Immediate Steps to Take

Ensure users update the Simple:Press plugin to version 6.9 or higher to prevent exploitation of the Stored Cross-Site Scripting vulnerability.

Long-Term Security Practices

Encourage users to regularly monitor security advisories and promptly install updates and patches to safeguard against known vulnerabilities.

Patching and Updates

Plugin developers should prioritize implementing robust input sanitization and output escaping mechanisms to prevent future Cross-Site Scripting vulnerabilities.