CVE-2020-23849 : Exploit Details and Defense Strategies

Stored XSS was discovered in the tree mode of jsoneditor before version 9.0.2 through injecting and executing JavaScript.

Understanding CVE-2020-23849

This CVE involves a Stored Cross-Site Scripting (XSS) vulnerability in jsoneditor.

What is CVE-2020-23849?

Stored XSS in jsoneditor allows attackers to inject and execute malicious JavaScript code.

The Impact of CVE-2020-23849

This vulnerability could lead to unauthorized access, data theft, and potential compromise of user information.

Technical Details of CVE-2020-23849

Stored XSS vulnerability in jsoneditor before version 9.0.2.

Vulnerability Description

The vulnerability allows attackers to inject and execute JavaScript code in the tree mode of jsoneditor.

Affected Systems and Versions

Affected Version: jsoneditor before 9.0.2

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious scripts into the tree mode of jsoneditor.

Mitigation and Prevention

Immediate action and long-term security practices are crucial to mitigate the risk of this vulnerability.

Immediate Steps to Take

Update jsoneditor to version 9.0.2 or newer to patch the vulnerability.
Avoid interacting with untrusted JSON data in jsoneditor.

Long-Term Security Practices

Regularly update software and applications to the latest versions.
Educate users on safe browsing habits and the risks of executing untrusted scripts.
Implement content security policies to prevent XSS attacks.

Patching and Updates

Ensure timely patching and updates for jsoneditor to address security vulnerabilities.