CVE-2021-39335 : What You Need to Know

This CVE-2021-39335 article provides detailed information on a vulnerability in the WpGenius Job Listing WordPress plugin.

Understanding CVE-2021-39335

This section explains the vulnerability and its impact on the affected systems.

What is CVE-2021-39335?

The WpGenius Job Listing WordPress plugin is vulnerable to Stored Cross-Site Scripting due to insufficient input validation and sanitization. Attackers with administrative user access can inject arbitrary web scripts in versions up to 1.0.2.

The Impact of CVE-2021-39335

The vulnerability has a CVSS base score of 5.5 (Medium severity) with low confidentiality and integrity impact. It requires high privileges for exploitation and can affect multi-site installations.

Technical Details of CVE-2021-39335

In this section, you'll find technical details about the vulnerability.

Vulnerability Description

The flaw exists in the ~/src/admin/class/class-wpgenious-job-listing-options.php file, allowing authenticated attackers to execute arbitrary scripts.

Affected Systems and Versions

Product: WpGenius Job Listing
Vendor: WpGenius Job Listing
Versions: 1.0.2, 1.0

Exploitation Mechanism

Attackers with administrative user access exploit insufficient input validation and sanitization via plugin parameters.

Mitigation and Prevention

Learn how to mitigate the CVE-2021-39335 vulnerability.

Immediate Steps to Take

Uninstall the WpGenius Job Listing plugin from your WordPress site.

Long-Term Security Practices

Regularly update and patch all installed plugins and themes.
Enforce strict input validation and sanitization techniques.

Patching and Updates

Stay informed about security updates from the plugin vendor to address vulnerabilities promptly.