CVE-2021-24426 Explained : Impact and Mitigation

A detailed analysis of CVE-2021-24426, a reflected Cross-Site Scripting vulnerability in the Backup by 10Web WordPress plugin version 1.0.20.

Understanding CVE-2021-24426

This section provides insights into the nature and impact of the CVE-2021-24426 vulnerability.

What is CVE-2021-24426?

The Backup by 10Web WordPress plugin version 1.0.20 is susceptible to reflected Cross-Site Scripting due to improper handling of the tab parameter.

The Impact of CVE-2021-24426

Exploitation of this vulnerability could allow an attacker to execute arbitrary scripts in the context of an unsuspecting user's browser, potentially compromising sensitive data or performing malicious actions.

Technical Details of CVE-2021-24426

Explore the specific technical aspects of the CVE-2021-24426 vulnerability in this section.

Vulnerability Description

The issue arises from the plugin's failure to adequately sanitize or escape the tab parameter, leading to unfiltered output on the page and enabling XSS attacks.

Affected Systems and Versions

The vulnerability affects Backup by 10Web – Backup and Restore Plugin version 1.0.20.

Exploitation Mechanism

Attackers can exploit this issue by crafting malicious links containing the vulnerable tab parameter, tricking users into executing unintended scripts.

Mitigation and Prevention

Discover how to mitigate the risks associated with CVE-2021-24426 in this section.

Immediate Steps to Take

Users are advised to update the plugin to a secure version and avoid interacting with untrusted links that may contain the malicious tab parameter.

Long-Term Security Practices

Implement best practices such as regular security audits, staying informed about plugin updates, and adopting secure coding practices to prevent similar vulnerabilities.

Patching and Updates

Always keep plugins and software up-to-date to ensure that known vulnerabilities are patched promptly, reducing the risk of exploitation and enhancing overall security.