CVE-2021-25974 : Exploit Details and Defense Strategies
Learn about CVE-2021-25974 affecting Publify versions v8.0 to v9.2.4 with a stored XSS vulnerability allowing malicious code injection for unauthorized actions. Update to v9.2.5 for protection.
Publify, versions v8.0 to v9.2.4, allow a user with a 'publisher' role to inject and execute arbitrary JavaScript code while creating a page or article.
Understanding CVE-2021-25974
This CVE describes a stored Cross-Site Scripting (XSS) vulnerability in Publify, affecting versions v8.0 to v9.2.4, that enables a user with specific privileges to execute malicious JavaScript code.
What is CVE-2021-25974?
Versions v8.0 to v9.2.4 of Publify are vulnerable to stored XSS. Attackers with 'publisher' role can insert and run arbitrary JavaScript code during page/article creation.
The Impact of CVE-2021-25974
This vulnerability allows unauthorized users to execute malicious scripts within the context of the targeted user's session, potentially leading to data theft or unauthorized actions.
Technical Details of CVE-2021-25974
This section provides insights into the vulnerability's description, affected systems and versions, as well as the exploitation mechanism.
Vulnerability Description
The vulnerability in Publify versions v8.0 to v9.2.4 enables attackers with 'publisher' role to inject and execute arbitrary JavaScript code while creating content.
Affected Systems and Versions
Publify versions v8.0 to v9.2.4 are impacted by this stored XSS vulnerability.
Exploitation Mechanism
By leveraging the 'publisher' role, malicious users can input crafted JavaScript code into the platform, leading to script execution during content creation.
Mitigation and Prevention
Discover the necessary steps to address and prevent the CVE-2021-25974 vulnerability in Publify.
Immediate Steps to Take
Update Publify to version v9.2.5 to mitigate the stored XSS risk and enhance the platform's security.
Long-Term Security Practices
Implement user role management, input validation, and code sanitization practices to fortify the application against XSS attacks.
Patching and Updates
Regularly apply security patches and updates provided by Publify to stay protected from emerging threats.