CVE-2021-4302 : Vulnerability Insights and Analysis

A detailed overview of the cross-site scripting vulnerability found in slackero phpwcms up to version 1.9.26, its impact, technical details, and mitigation steps.

Understanding CVE-2021-4302

This section sheds light on the nature and consequences of the CVE-2021-4302 affecting slackero phpwcms due to a cross-site scripting vulnerability.

What is CVE-2021-4302?

CVE-2021-4302 is a cross-site scripting vulnerability discovered in slackero phpwcms versions up to 1.9.26, allowing remote attackers to manipulate the SVG File Handler component.

The Impact of CVE-2021-4302

The vulnerability poses a low severity risk with a CVSS base score of 3.5, enabling attackers to execute cross-site scripting attacks.

Technical Details of CVE-2021-4302

Delve into the technical aspects of CVE-2021-4302 to understand its vulnerability description, affected systems, and exploitation mechanism.

Vulnerability Description

The flaw in the SVG File Handler component of slackero phpwcms versions up to 1.9.26 allows attackers to trigger cross-site scripting by manipulating data remotely.

Affected Systems and Versions

Multiple versions of phpwcms (1.9.0 to 1.9.26) are impacted by this vulnerability, highlighting the widespread nature of the issue.

Exploitation Mechanism

Remote attackers target the SVG File Handler component to exploit this vulnerability and launch cross-site scripting attacks.

Mitigation and Prevention

Discover the immediate steps to secure your systems, long-term security practices, and the significance of patching and updates.

Immediate Steps to Take

Upgrade affected systems to version 1.9.27 to remediate the CVE-2021-4302 vulnerability and mitigate the risk of cross-site scripting attacks.

Long-Term Security Practices

Implement regular security updates, conduct security audits, and educate users on safe browsing practices to enhance overall system security.

Patching and Updates

Refer to the provided patch (b39db9c7ad3800f319195ff0e26a0981395b1c54) and ensure timely application of patches released by slackero phpwcms.