CVE-2022-4787 : Vulnerability Insights and Analysis

A Stored Cross-Site Scripting vulnerability in Themify Shortcodes WordPress plugin before 2.0.8 could allow low-privileged users to execute malicious scripts.

Understanding CVE-2022-4787

This CVE refers to a Contributor+ Stored XSS via Shortcode vulnerability in Themify Shortcodes plugin.

What is CVE-2022-4787?

CVE-2022-4787 is a security vulnerability in Themify Shortcodes WordPress plugin version 2.0.8 and below that enables users with contributor roles to execute Stored Cross-Site Scripting attacks.

The Impact of CVE-2022-4787

The vulnerability could be exploited by low-privileged users to inject malicious scripts into the plugin, impacting the security of WordPress sites using affected versions.

Technical Details of CVE-2022-4787

This section covers specific technical details related to the CVE.

Vulnerability Description

The vulnerability in Themify Shortcodes plugin allows contributors to execute Stored Cross-Site Scripting attacks by manipulating shortcode attributes.

Affected Systems and Versions

The issue affects Themify Shortcodes plugin versions prior to 2.0.8 that do not properly validate and escape a specific shortcode attribute.

Exploitation Mechanism

By leveraging the lack of proper input validation, contributors can inject malicious scripts via a shortcode attribute, leading to Stored Cross-Site Scripting.

Mitigation and Prevention

Explore the steps to mitigate risks associated with CVE-2022-4787.

Immediate Steps to Take

Update Themify Shortcodes plugin to version 2.0.8 or newer immediately.
Restrict user roles to prevent contributors from executing arbitrary scripts.

Long-Term Security Practices

Regularly monitor security advisories for WordPress plugins and themes.
Educate users on safe coding practices and the risks of XSS vulnerabilities.

Patching and Updates

Ensure timely installation of security patches and updates for all WordPress plugins to prevent exploitation of known vulnerabilities.