CVE-2023-26012 : Vulnerability Insights and Analysis

This CVE identifier pertains to a Cross-Site Scripting (XSS) vulnerability found in the WordPress Custom Login Page Plugin version 2.0 and below, impacting the security of websites utilizing this plugin.

Understanding CVE-2023-26012

This section delves into the specifics of CVE-2023-26012, shedding light on what this vulnerability entails and its potential impact on affected systems.

What is CVE-2023-26012?

CVE-2023-26012 refers to an Authentication (admin+) Stored Cross-Site Scripting (XSS) vulnerability discovered in the Denzel Chia | Phire Design Custom Login Page plugin version 2.0 and earlier. This vulnerability allows threat actors with admin or higher privileges to inject malicious scripts into web pages, potentially leading to unauthorized access, data theft, and other malicious activities.

The Impact of CVE-2023-26012

The impact of CVE-2023-26012 is significant, as it exposes websites utilizing the vulnerable plugin to the risk of stored XSS attacks. Attackers can exploit this vulnerability to execute arbitrary scripts within the context of a user's session, compromising the integrity and confidentiality of the affected system.

Technical Details of CVE-2023-26012

This section provides a deeper insight into the technical aspects of CVE-2023-26012, including vulnerability description, affected systems, and exploitation mechanisms.

Vulnerability Description

The vulnerability stems from improper neutralization of input during web page generation (Cross-Site Scripting), categorized under CWE-79. This flaw allows attackers to inject malicious scripts into web pages, leading to potential XSS attacks.

Affected Systems and Versions

The Denzel Chia | Phire Design Custom Login Page plugin versions 2.0 and below are confirmed to be affected by this XSS vulnerability. Websites using these versions are at risk of exploitation if proper mitigation measures are not implemented.

Exploitation Mechanism

With the CVE-2023-26012 vulnerability, threat actors with admin or higher privileges can execute stored XSS attacks by injecting malicious scripts into vulnerable web pages. This can be achieved by manipulating input fields or parameters susceptible to XSS injections.

Mitigation and Prevention

To safeguard your website and mitigate the risks associated with CVE-2023-26012, it is crucial to take immediate action and implement effective security measures.

Immediate Steps to Take

Update the Denzel Chia | Phire Design Custom Login Page plugin to a patched version that addresses the XSS vulnerability.
Regularly monitor website activity for any suspicious behavior or unauthorized script injections.
Educate users with admin privileges on best practices to prevent XSS attacks, such as input validation and output encoding.

Long-Term Security Practices

Follow secure coding practices and regularly conduct security audits to identify and address vulnerabilities proactively.
Implement web application firewalls (WAFs) and security plugins to add an additional layer of defense against XSS attacks.
Stay informed about security updates and patches released by plugin developers to ensure timely vulnerability remediation.

Patching and Updates

Stay informed about security updates and patches provided by Denzel Chia | Phire Design for the Custom Login Page plugin. Regularly update the plugin to the latest secure version to mitigate the risk of XSS attacks and enhance the overall security posture of your website.