CVE-2021-24587 : Vulnerability Insights and Analysis
Learn about CVE-2021-24587 impacting Splash Header WordPress plugin (< 1.20.8). Find out the risk, impact, and mitigation steps for this Authenticated Stored Cross-Site Scripting flaw.
A detailed overview of the CVE-2021-24587 vulnerability affecting the Splash Header WordPress plugin version less than 1.20.8.
Understanding CVE-2021-24587
This CVE refers to an authenticated Stored Cross-Site Scripting (XSS) vulnerability present in the Splash Header WordPress plugin before version 1.20.8.
What is CVE-2021-24587?
The Splash Header WordPress plugin before 1.20.8 fails to sanitize and escape certain settings, allowing an authenticated attacker to execute malicious scripts on the admin dashboard, leading to a Stored XSS vulnerability.
The Impact of CVE-2021-24587
Exploiting this vulnerability could result in an attacker injecting malicious scripts into the plugin settings, potentially compromising sensitive information and performing unauthorized actions within the WordPress site.
Technical Details of CVE-2021-24587
This section provides more insights into the vulnerability itself.
Vulnerability Description
The vulnerability arises due to the plugin's failure to properly sanitize input, enabling attackers to inject and execute malicious scripts within the admin dashboard.
Affected Systems and Versions
Splash Header WordPress plugin versions prior to 1.20.8 are impacted by this vulnerability.
Exploitation Mechanism
An authenticated attacker can exploit this vulnerability by manipulating specific plugin settings to inject malicious scripts, posing a risk of Stored Cross-Site Scripting attacks.
Mitigation and Prevention
Discover how to mitigate the risks associated with CVE-2021-24587.
Immediate Steps to Take
- Update Splash Header plugin to version 1.20.8 or later to eliminate the vulnerability.
- Regularly monitor the plugin for security updates and apply patches promptly.
Long-Term Security Practices
- Employ a security plugin to scan for vulnerabilities in WordPress plugins and themes.
- Educate users on secure coding practices to prevent XSS attacks.
Patching and Updates
Stay informed about security advisories related to WordPress plugins, especially those addressing XSS vulnerabilities.