CVE-2021-24992 : Vulnerability Insights and Analysis

The Smart Floating / Sticky Buttons WordPress plugin before version 2.5.5 is vulnerable to a stored Cross-Site Scripting (XSS) attack due to improper handling of parameters.

Understanding CVE-2021-24992

This CVE identifies a security issue in the Buttonizer - Smart Floating Action Button plugin.

What is CVE-2021-24992?

The Smart Floating / Sticky Buttons WordPress plugin before version 2.5.5 doesn't properly sanitize and escape certain parameters, leading to the possibility of Cross-Site Scripting attacks.

The Impact of CVE-2021-24992

This vulnerability could be exploited by high-privilege users to execute malicious scripts on affected websites despite restrictions.

Technical Details of CVE-2021-24992

This section dives into the specifics of the vulnerability.

Vulnerability Description

The issue arises from the plugin's failure to adequately sanitize and escape specific parameters, creating an XSS risk.

Affected Systems and Versions

The affected version of the Smart Floating / Sticky Buttons plugin is any release prior to version 2.5.5.

Exploitation Mechanism

Attackers with high privileges can inject and execute malicious scripts on vulnerable sites through this XSS vulnerability.

Mitigation and Prevention

Learn how to address and avoid vulnerabilities like CVE-2021-24992.

Immediate Steps to Take

To mitigate the risk, ensure you update the Buttonizer plugin to version 2.5.5 or higher immediately.

Long-Term Security Practices

Develop a robust security strategy, including regular security audits and monitoring, to prevent future vulnerabilities.

Patching and Updates

Stay proactive in applying vendor-supplied patches and updates to safeguard against known security issues.