CVE-2018-20462 : Vulnerability Insights and Analysis

The JSmol2WP plugin version 1.07 for WordPress has a cross-site scripting (XSS) vulnerability that allows remote attackers to inject unauthorized web scripts or HTML code.

Understanding CVE-2018-20462

This CVE involves a security issue in the JSmol2WP plugin for WordPress, potentially enabling malicious actors to execute XSS attacks.

What is CVE-2018-20462?

CVE-2018-20462 refers to a cross-site scripting vulnerability in the JSmol2WP plugin version 1.07 for WordPress. This flaw permits attackers to insert harmful scripts or HTML code through the 'data' parameter in the 'jsmol.php' file.

The Impact of CVE-2018-20462

The vulnerability poses a significant risk as it allows remote attackers to compromise the integrity of websites using the affected plugin. By exploiting this flaw, attackers can execute malicious scripts, leading to various security breaches.

Technical Details of CVE-2018-20462

This section delves into the specific technical aspects of the CVE.

Vulnerability Description

The JSmol2WP plugin version 1.07 for WordPress is susceptible to a cross-site scripting (XSS) vulnerability. This flaw enables attackers to inject unauthorized web scripts or HTML code via the 'data' parameter within the 'jsmol.php' file.

Affected Systems and Versions

Affected Version: 1.07
Systems: WordPress websites using the JSmol2WP plugin version 1.07

Exploitation Mechanism

Attackers can exploit the vulnerability by injecting malicious scripts or HTML code through the 'data' parameter in the 'jsmol.php' file, potentially compromising the security of the affected WordPress websites.

Mitigation and Prevention

Protecting systems from CVE-2018-20462 requires immediate actions and long-term security measures.

Immediate Steps to Take

Disable or remove the JSmol2WP plugin version 1.07 from WordPress websites to mitigate the risk of exploitation.
Implement web application firewalls to filter and block malicious traffic attempting to exploit XSS vulnerabilities.

Long-Term Security Practices

Regularly update and patch all plugins and themes on WordPress websites to address known vulnerabilities promptly.
Conduct security audits and penetration testing to identify and remediate potential security weaknesses.

Patching and Updates

Stay informed about security updates and patches released by the plugin developer to address the XSS vulnerability in the JSmol2WP plugin version 1.07.