CVE-2020-4051 Explained : Impact and Mitigation

This CVE record pertains to a cross-site scripting vulnerability in Dijit Editor's LinkDialog plugin.

Understanding CVE-2020-4051

What is CVE-2020-4051?

In Dijit versions prior to 1.11.11 and between specific ranges of subsequent versions, a cross-site scripting vulnerability exists in the Editor's LinkDialog plugin.

The Impact of CVE-2020-4051

This vulnerability could allow an attacker to execute malicious scripts in the context of a user's browser, potentially leading to unauthorized actions or data theft.

Technical Details of CVE-2020-4051

Vulnerability Description

The XSS vulnerability in Dijit Editor's LinkDialog plugin allows for the injection of malicious scripts.

Affected Systems and Versions

Vendor: Dojo
Product: dijit
Affected Versions:
< 1.11.11

= 1.12.0, < 1.12.9

= 1.13.0, < 1.13.8

= 1.14.0, < 1.14.7

= 1.15.0, < 1.15.4

= 1.16.0, < 1.16.3

Exploitation Mechanism

The vulnerability can be exploited by crafting malicious links or content that, when interacted with by a user, execute unauthorized scripts.

Mitigation and Prevention

Immediate Steps to Take

Update Dijit to versions 1.11.11, 1.12.9, 1.13.8, 1.14.7, 1.15.4, or 1.16.3 to mitigate the vulnerability.
Avoid interacting with untrusted links or content.

Long-Term Security Practices

Regularly update software and libraries to patched versions.
Implement input validation and output encoding to prevent XSS attacks.

Patching and Updates

Apply the latest security patches provided by Dojo to address the XSS vulnerability in the Dijit Editor's LinkDialog plugin.