CVE-2023-7063 : Security Advisory and Response

This article provides an overview of CVE-2023-7063, a vulnerability found in the WPForms Pro plugin for WordPress up to version 1.8.5.3.

Understanding CVE-2023-7063

This section will delve into the details of the CVE-2023-7063 vulnerability affecting the WPForms Pro plugin for WordPress.

What is CVE-2023-7063?

CVE-2023-7063 is a Stored Cross-Site Scripting vulnerability present in the WPForms Pro plugin for WordPress. Attackers can exploit this security flaw via form submission parameters in versions up to 1.8.5.3. The vulnerability stems from insufficient input sanitization and output escaping, enabling unauthenticated attackers to inject malicious web scripts into pages. These scripts execute whenever a user accesses the compromised page.

The Impact of CVE-2023-7063

The impact of CVE-2023-7063 is classified as HIGH with a CVSS base score of 7.2. This vulnerability could lead to unauthorized execution of scripts on a victim's browser, potentially compromising sensitive information, user accounts, and the overall security of the WordPress site utilizing the affected WPForms Pro plugin.

Technical Details of CVE-2023-7063

In this section, we will explore the technical aspects of CVE-2023-7063 vulnerability, including its description, affected systems, and exploitation mechanism.

Vulnerability Description

The vulnerability allows unauthenticated attackers to inject malicious scripts into WordPress pages through form submission parameters due to inadequate input sanitization and output escaping in WPForms Pro versions up to 1.8.5.3.

Affected Systems and Versions

The WPForms Pro plugin versions up to and including 1.8.5.3 are impacted by CVE-2023-7063, exposing WordPress sites using these versions to the risk of Stored Cross-Site Scripting attacks.

Exploitation Mechanism

By exploiting this vulnerability, attackers can inject and execute arbitrary malicious scripts within pages, potentially causing harm to users accessing the compromised pages.

Mitigation and Prevention

This section focuses on the steps to mitigate the risks associated with CVE-2023-7063 and prevent potential exploitation.

Immediate Steps to Take

Site administrators should immediately update the WPForms Pro plugin to version 1.8.5.4 or newer, which contains the security patch addressing the Stored Cross-Site Scripting vulnerability.

Long-Term Security Practices

Implement robust input validation and output escaping practices within plugin development to prevent similar vulnerabilities in the future.

Patching and Updates

Regularly monitor for security updates and apply patches promptly to ensure the security of WordPress sites and associated plugins like WPForms Pro.