CVE-2021-41663 : Security Advisory and Response

Mini CMS V1.11 is prone to a cross-site scripting (XSS) vulnerability in the article upload page. Attackers can exploit this flaw to execute malicious scripts.

Understanding CVE-2021-41663

The vulnerability in Mini CMS V1.11 allows for cross-site scripting attacks through the post-edit.php page.

What is CVE-2021-41663?

A cross-site scripting (XSS) vulnerability exists in Mini CMS V1.11, specifically in the article upload post-edit.php page.

The Impact of CVE-2021-41663

Attackers can inject malicious scripts into the Mini CMS application, leading to unauthorized access and potential data breaches.

Technical Details of CVE-2021-41663

Mini CMS V1.11 is susceptible to a cross-site scripting (XSS) vulnerability.

Vulnerability Description

The vulnerability stems from improper input validation in the article upload functionality, enabling attackers to execute arbitrary scripts.

Affected Systems and Versions

Affected Product: Mini CMS V1.11
Vendor: N/A
Version: N/A

Exploitation Mechanism

Attackers exploit the vulnerability by injecting malicious scripts through the post-edit.php page of the Mini CMS application.

Mitigation and Prevention

Implement immediate steps to secure your Mini CMS instance and follow long-term security practices to prevent future vulnerabilities.

Immediate Steps to Take

Apply security patches and updates from reliable sources.
Sanitize user input to prevent script injections.

Long-Term Security Practices

Conduct regular security audits and code reviews.
Educate users and administrators on safe browsing habits.
Monitor web traffic for unusual activity.

Patching and Updates

Regularly check for security advisories and updates from Mini CMS to patch known vulnerabilities promptly.