CVE-2022-4483 : Security Advisory and Response

A Stored Cross-Site Scripting vulnerability has been identified in the Insert Pages WordPress plugin before version 3.7.5, allowing low-role users to execute XSS attacks.

Understanding CVE-2022-4483

This CVE involves a security issue in the Insert Pages plugin that could potentially lead to Stored Cross-Site Scripting attacks by users with limited privileges.

What is CVE-2022-4483?

The Insert Pages WordPress plugin before version 3.7.5 fails to properly validate and escape certain shortcode attributes, opening the door for contributors to exploit this vulnerability.

The Impact of CVE-2022-4483

An attacker with contributor access could leverage this vulnerability to execute malicious scripts, posing a risk to higher-privileged users like administrators.

Technical Details of CVE-2022-4483

This section delves into the specific technical aspects of CVE-2022-4483.

Vulnerability Description

The vulnerability stems from the plugin's lack of validation and sanitization of shortcode attributes, enabling contributors to inject harmful scripts.

Affected Systems and Versions

The vulnerability affects Insert Pages plugin versions prior to 3.7.5, putting websites using these versions at risk of XSS attacks.

Exploitation Mechanism

Attackers with contributor roles can exploit this flaw by inserting crafted shortcode attributes containing malicious scripts.

Mitigation and Prevention

Protecting your website from CVE-2022-4483 requires immediate action and long-term security measures.

Immediate Steps to Take

Website administrators are advised to update the Insert Pages plugin to version 3.7.5 or above to mitigate the vulnerability.

Long-Term Security Practices

Implement thorough input validation and output sanitization practices to prevent similar XSS vulnerabilities in plugins.

Patching and Updates

Regularly check for plugin updates and security patches to stay protected against known vulnerabilities.