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CVE-2023-39308 : Security Advisory and Response

Learn about CVE-2023-39308, a Cross Site Scripting (XSS) vulnerability in WordPress User Feedback Plugin <= 1.0.7. Find out the impact, technical details, and steps to mitigate the risk.

WordPress User Feedback Plugin <= 1.0.7 is vulnerable to Cross Site Scripting (XSS).

Understanding CVE-2023-39308

This CVE involves an Unauthenticated Stored Cross-Site Scripting (XSS) vulnerability in the UserFeedback Team User Feedback plugin versions equal to or less than 1.0.7.

What is CVE-2023-39308?

The CVE-2023-39308 vulnerability refers to a Stored Cross-Site Scripting (XSS) issue in the UserFeedback Team User Feedback plugin versions 1.0.7 and below. This vulnerability could allow attackers to inject malicious scripts into web pages viewed by other users.

The Impact of CVE-2023-39308

The impact of this vulnerability can be significant, as it could lead to unauthorized access to sensitive data, session hijacking, defacement of websites, and other malicious activities commonly associated with XSS attacks.

Technical Details of CVE-2023-39308

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability allows unauthenticated attackers to store malicious scripts that are executed when other users view the affected web pages, leading to potential data theft and other security risks.

Affected Systems and Versions

UserFeedback Team User Feedback plugin versions less than or equal to 1.0.7 are affected by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by inserting malicious scripts into input fields or parameters that are not properly sanitized by the application, leading to the execution of unauthorized code when the page is loaded.

Mitigation and Prevention

To address CVE-2023-39308 and prevent potential exploitation, users and administrators should take the following steps:

Immediate Steps to Take

        Update the User Feedback plugin to version 1.0.8 or higher to mitigate the vulnerability.

Long-Term Security Practices

        Regularly update plugins and software to the latest versions to patch known vulnerabilities.
        Implement input validation and output sanitization to prevent XSS attacks.

Patching and Updates

        Stay informed about security updates and patches released by the plugin developers to protect your website from known vulnerabilities.

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