CVE-2019-17226 Explained : Impact and Mitigation

A cross-site scripting (XSS) vulnerability has been identified in CMS Made Simple (CMSMS) version 2.2.11. The vulnerability can be exploited through the Search Term field found in the Site Admin > Module Manager section.

Understanding CVE-2019-17226

This CVE-2019-17226 pertains to a specific XSS vulnerability in CMS Made Simple version 2.2.11.

What is CVE-2019-17226?

CVE-2019-17226 is a security vulnerability that allows attackers to execute malicious scripts in the context of an unsuspecting user's browser when interacting with the affected CMSMS version.

The Impact of CVE-2019-17226

This vulnerability can lead to unauthorized access, data theft, defacement, and other malicious activities on websites using the vulnerable CMSMS version.

Technical Details of CVE-2019-17226

This section provides more technical insights into the vulnerability.

Vulnerability Description

The XSS vulnerability in CMS Made Simple version 2.2.11 enables attackers to inject and execute malicious scripts through the Search Term field in the Site Admin > Module Manager.

Affected Systems and Versions

Affected System: CMS Made Simple (CMSMS) version 2.2.11
Affected Field: Search Term field in Site Admin > Module Manager

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious scripts into the Search Term field, which, when executed, can compromise the security of the CMSMS installation.

Mitigation and Prevention

Protecting systems from CVE-2019-17226 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update CMS Made Simple to a patched version that addresses the XSS vulnerability.
Avoid inputting untrusted data into the Search Term field.
Regularly monitor and audit the CMSMS installation for any suspicious activities.

Long-Term Security Practices

Implement input validation and output encoding to prevent XSS attacks.
Educate users and administrators about the risks of XSS vulnerabilities and safe data handling practices.

Patching and Updates

Ensure timely installation of security patches and updates provided by CMS Made Simple to mitigate the XSS vulnerability.