CVE-2023-25063 : Security Advisory and Response

This CVE-2023-25063 article provides detailed information about a vulnerability affecting the WordPress Quick Page/Post Redirect Plugin version 5.2.3 and below.

Understanding CVE-2023-25063

The CVE-2023-25063 vulnerability pertains to an Authenticated (admin+) Stored Cross-Site Scripting (XSS) vulnerability found in the Anadnet Quick Page/Post Redirect Plugin version 5.2.3 and earlier versions.

What is CVE-2023-25063?

This vulnerability allows attackers to execute malicious scripts within the context of a privileged user, potentially leading to unauthorized actions or data theft on the affected WordPress websites.

The Impact of CVE-2023-25063

The impact of CVE-2023-25063 is categorized under CAPEC-592 Stored XSS, with a CVSSv3.1 base score of 5.9 (Medium severity). The attack complexity is low, but high privileges are required for exploitation. The vulnerability can result in changes to the system scope, affecting confidentiality, integrity, and availability to a low extent.

Technical Details of CVE-2023-25063

This section delves into the vulnerability's description, affected systems and versions, as well as the exploitation mechanism.

Vulnerability Description

The vulnerability lies in the improper neutralization of input during web page generation (Cross-site Scripting) in versions 5.2.3 and below of the Anadnet Quick Page/Post Redirect Plugin for WordPress.

Affected Systems and Versions

The affected system is the Anadnet Quick Page/Post Redirect Plugin, specifically versions up to and including 5.2.3.

Exploitation Mechanism

Attackers with at least admin-level privileges can exploit this vulnerability to store and execute malicious scripts on compromised websites, potentially leading to unauthorized actions.

Mitigation and Prevention

To mitigate the risks associated with CVE-2023-25063, immediate steps, long-term security practices, and patching recommendations are crucial.

Immediate Steps to Take

Users are advised to update the Anadnet Quick Page/Post Redirect Plugin to version 5.2.4 or higher to prevent the exploitation of this vulnerability.

Long-Term Security Practices

Implementing secure coding practices, regular security audits, and user input validation can help mitigate the risk of XSS vulnerabilities and enhance overall website security.

Patching and Updates

Regularly monitoring software updates and promptly applying patches provided by the plugin vendor is essential to maintain a secure WordPress environment and protect against known vulnerabilities.