CVE-2021-38353 : Security Advisory and Response

A detailed overview of the CVE-2021-38353 vulnerability in the Dropdown and scrollable Text WordPress plugin, highlighting its impact, technical details, and mitigation strategies.

Understanding CVE-2021-38353

This section delves into the specifics of the CVE-2021-38353 vulnerability.

What is CVE-2021-38353?

The Dropdown and scrollable Text WordPress plugin, versions up to and including 2.0, is susceptible to Reflected Cross-Site Scripting (XSS) via the content parameter in the ~/index.php file, enabling malicious actors to inject arbitrary web scripts.

The Impact of CVE-2021-38353

With a CVSS base score of 6.1, this vulnerability poses a medium severity risk, allowing attackers to execute XSS attacks with low complexity and no user privileges required. The confidentiality and integrity of affected systems are at low risk, but user interaction is necessary for exploitation.

Technical Details of CVE-2021-38353

Explore the technical aspects of the CVE-2021-38353 vulnerability to gain a deeper understanding of its implications.

Vulnerability Description

The vulnerability stems from inadequate input sanitization in the content parameter of the Dropdown and scrollable Text plugin, leading to XSS vulnerabilities.

Affected Systems and Versions

All versions of the Dropdown and scrollable Text plugin up to and including 2.0 are impacted by this vulnerability.

Exploitation Mechanism

Attackers exploit the vulnerability by injecting malicious scripts into the content parameter of the index.php file, potentially compromising the security of WordPress sites.

Mitigation and Prevention

Learn how to mitigate the risks associated with CVE-2021-38353 and prevent exploitation of this vulnerability.

Immediate Steps to Take

To address the vulnerability, it is recommended to uninstall the Dropdown and scrollable Text plugin from WordPress sites immediately.

Long-Term Security Practices

Implement a robust security posture by regularly updating plugins, utilizing security plugins, and conducting security assessments to prevent future vulnerabilities.

Patching and Updates

Stay informed about security patches and updates for WordPress plugins to ensure vulnerabilities like CVE-2021-38353 are promptly addressed.