CVE-2022-4623 : Security Advisory and Response
Learn about CVE-2022-4623 affecting ND Shortcodes WordPress plugin, allowing contributors to execute stored XSS attacks. Find mitigation steps and update recommendations.
A stored XSS vulnerability via shortcodes in the ND Shortcodes WordPress plugin has been identified, potentially enabling contributors and above to execute malicious scripts.
Understanding CVE-2022-4623
This CVE involves the ND Shortcodes plugin with a version less than 7.0, allowing stored XSS attacks through shortcode attributes.
What is CVE-2022-4623?
The ND Shortcodes WordPress plugin, before version 7.0, lacks proper validation and escaping of its shortcode attributes, making it susceptible to stored cross-site scripting attacks by users with contributor privileges.
The Impact of CVE-2022-4623
The vulnerability poses a risk of unauthorized script execution by contributors and higher roles, potentially leading to sensitive data exposure and website defacement.
Technical Details of CVE-2022-4623
This section provides specific technical information about the vulnerability.
Vulnerability Description
The ND Shortcodes plugin does not validate and escape certain shortcode attributes, allowing contributors and above to inject malicious scripts into pages or posts.
Affected Systems and Versions
The issue affects ND Shortcodes plugin versions below 7.0, specifically custom versions prior to this update.
Exploitation Mechanism
Attackers with contributor privileges can embed crafted shortcodes containing malicious scripts, which are then executed when the page or post is viewed, leading to XSS attacks.
Mitigation and Prevention
To prevent exploitation of CVE-2022-4623, immediate actions and long-term security practices are crucial.
Immediate Steps to Take
Ensure the ND Shortcodes plugin is updated to version 7.0 or higher to mitigate the vulnerability. Consider restricting contributor roles to mitigate potential risks.
Long-Term Security Practices
Regularly update all WordPress plugins to their latest versions to address security vulnerabilities promptly. Educate users on best practices to avoid falling prey to XSS attacks.
Patching and Updates
Stay informed about security updates for the ND Shortcodes plugin and apply patches promptly to safeguard your website from potential XSS exploits.