CVE-2021-41236 Explained : Impact and Mitigation

OroPlatform is a PHP Business Application Platform. In affected versions, the email template preview is vulnerable to XSS payload. An attacker must have permission to create or edit an email template. Users should upgrade immediately.

Understanding CVE-2021-41236

What is CVE-2021-41236?

OroPlatform, a PHP Business Application Platform, is susceptible to XSS attacks in specific versions. Attackers can exploit this vulnerability when users preview email templates.

The Impact of CVE-2021-41236

This CVE has a CVSS base score of 6.9, indicating a medium severity level. It affects confidentiality with high impact and integrity with low impact.

Technical Details of CVE-2021-41236

Vulnerability Description

The vulnerability allows malicious scripts to be executed through email template previews, requiring attacker permission and user interaction.

Affected Systems and Versions

OroPlatform versions >= 3.1.0, < 3.1.21
OroPlatform versions >= 4.1.0, < 4.1.14
OroPlatform versions >= 4.2.0, < 4.2.8

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Network
Privileges Required: High
User Interaction: Required

Mitigation and Prevention

Immediate Steps to Take

Upgrade OroPlatform to versions 3.1.21, 4.1.14, or 4.2.8
Restrict access to email template creation and editing

Long-Term Security Practices

Regularly update software and security patches
Educate users on the risks and prevention of XSS attacks

Patching and Updates

Users are advised to upgrade OroPlatform to the latest patched versions to mitigate the XSS vulnerability.