CVE-2023-5096 Explained : Impact and Mitigation

This CVE-2023-5096 involves a vulnerability in the HTML filter and csv-file search plugin for WordPress. The plugin is susceptible to Stored Cross-Site Scripting via the 'csvsearch' shortcode in versions up to and including 2.7. The issue arises from inadequate input sanitization and output escaping on user-supplied attributes, allowing authenticated attackers with contributor-level permissions and above to inject arbitrary web scripts on pages that execute whenever accessed.

Understanding CVE-2023-5096

This section provides insights into the nature and impact of CVE-2023-5096.

What is CVE-2023-5096?

CVE-2023-5096 is a vulnerability in the HTML filter and csv-file search plugin for WordPress, enabling authenticated attackers to inject malicious scripts via the plugin's 'csvsearch' shortcode.

The Impact of CVE-2023-5096

The vulnerability in CVE-2023-5096 poses a medium-severity risk, allowing attackers to execute arbitrary web scripts on affected WordPress pages.

Technical Details of CVE-2023-5096

Delve into the specifics of CVE-2023-5096 to understand its implications and characteristics.

Vulnerability Description

The HTML filter and csv-file search plugin for WordPress allows stored Cross-Site Scripting attacks due to inadequate input sanitization and output escaping, potentially leading to script injection by authenticated attackers.

Affected Systems and Versions

The vulnerability affects versions up to and including 2.7 of the HTML filter and csv-file search plugin for WordPress.

Exploitation Mechanism

Authenticated attackers with contributor-level permissions and above can exploit CVE-2023-5096 by injecting malicious web scripts using the 'csvsearch' shortcode.

Mitigation and Prevention

Explore measures to mitigate the risks associated with CVE-2023-5096 and prevent its exploitation.

Immediate Steps to Take

Website administrators are advised to update the HTML filter and csv-file search plugin for WordPress to a patched version promptly. Additionally, closely monitor for any unauthorized script injections on web pages.

Long-Term Security Practices

Implement robust input validation and output encoding practices within plugins and web applications to prevent Cross-Site Scripting vulnerabilities like CVE-2023-5096. Regular security audits and code reviews can help identify and address such issues proactively.

Patching and Updates

Ensure that all software components, including plugins and themes, are regularly updated to their latest secure versions to prevent exploitation of known vulnerabilities like CVE-2023-5096. Regularly check for security advisories from plugin developers and apply patches promptly to maintain a secure WordPress environment.