CVE-2022-4679 : Exploit Details and Defense Strategies

A security vulnerability has been identified in the Wufoo Shortcode WordPress plugin before version 1.52 that could allow users with the contributor role and above to execute Stored Cross-Site Scripting attacks.

Understanding CVE-2022-4679

This CVE involves a stored XSS vulnerability in the Wufoo Shortcode WordPress plugin.

What is CVE-2022-4679?

The Wufoo Shortcode plugin, specifically versions lower than 1.52, fails to properly validate and escape certain shortcode attributes. This oversight enables authorized users with contributor-level permissions or higher to engage in stored cross-site scripting attacks.

The Impact of CVE-2022-4679

Exploitation of this vulnerability could result in unauthorized users injecting malicious scripts into web pages/posts where the plugin's shortcode is used. This could lead to various attacks, including data theft, session hijacking, and website defacement.

Technical Details of CVE-2022-4679

This section provides detailed technical insights into the CVE.

Vulnerability Description

The vulnerability arises from the plugin's inadequate validation and sanitization of shortcode attributes, facilitating the execution of stored cross-site scripting attacks.

Affected Systems and Versions

Vendor: Unknown
Product: Wufoo Shortcode
Affected Versions: Below 1.52
Version Type: Custom
Collection URL: WordPress Plugins Repository

Exploitation Mechanism

Authorized users with contributor-level access or higher can leverage this vulnerability by embedding malicious scripts within the plugin's shortcode, leading to the execution of stored cross-site scripting attacks.

Mitigation and Prevention

Protecting your system from CVE-2022-4679 requires immediate action and long-term security practices.

Immediate Steps to Take

Update Wufoo Shortcode to version 1.52 or newer immediately.
Restrict user access privileges to prevent unauthorized users from exploiting this vulnerability.

Long-Term Security Practices

Regularly monitor and update all plugins to their latest versions.
Educate users on best security practices to prevent XSS attacks.

Patching and Updates

Ensure prompt installation of security patches and updates released by the plugin developer to address this vulnerability.