CVE-2022-42960 : What You Need to Know

EqualWeb Accessibility Widget 2.0.0, 2.0.1, 2.0.2, 2.0.3, 2.0.4, 2.1.10, 3.0.0, 3.0.1, 3.0.2, 4.0.0, and 4.0.1 is vulnerable to DOM XSS due to improper validation of message events to accessibility.js.

Understanding CVE-2022-42960

This section provides insights into the vulnerability, its impact, technical details, and mitigation steps.

What is CVE-2022-42960?

CVE-2022-42960 relates to EqualWeb Accessibility Widget versions exposed to DOM XSS through inadequate validation of message events to accessibility.js.

The Impact of CVE-2022-42960

The vulnerability may allow attackers to execute malicious scripts in the context of a user's browser, potentially leading to various attacks.

Technical Details of CVE-2022-42960

Let's delve into the specifics of the vulnerability, including the affected systems, versions, and exploitation mechanism.

Vulnerability Description

The issue stems from the lack of proper validation of message events in accessibility.js, enabling attackers to inject and execute malicious scripts.

Affected Systems and Versions

EqualWeb Accessibility Widget versions 2.0.0 to 4.0.1 are affected by this vulnerability, making them susceptible to exploitation.

Exploitation Mechanism

By sending crafted messages to accessibility.js, threat actors can inject malicious code into the widget and potentially compromise user data.

Mitigation and Prevention

Discover the essential steps to address and prevent potential exploits of CVE-2022-42960.

Immediate Steps to Take

Users are advised to update to the latest version of EqualWeb Accessibility Widget to mitigate the risk of DOM XSS attacks.

Long-Term Security Practices

Implement a robust security posture, including regular security assessments and code reviews, to enhance the resilience of web applications against similar vulnerabilities.

Patching and Updates

Stay informed about security patches and updates released by the vendor to address known vulnerabilities promptly.