CVE-2021-46827 : Vulnerability Insights and Analysis

Oxygen XML WebHelp versions before 22.1 build 2021082006 and 23.x before 23.1 build 2021090310 are affected by an XSS vulnerability, allowing attackers to execute JavaScript via the search terms proposals.

Understanding CVE-2021-46827

This CVE identifies a cross-site scripting vulnerability in Oxygen XML WebHelp that could lead to the execution of malicious JavaScript code.

What is CVE-2021-46827?

An XSS flaw in search terms proposals of Oxygen XML WebHelp versions enables attackers to run JavaScript by tricking users to enter specific text in the WebHelp search field.

The Impact of CVE-2021-46827

This vulnerability could be exploited by malicious actors to execute arbitrary code on the victim's browser, potentially compromising user data and system security.

Technical Details of CVE-2021-46827

Oxygen XML WebHelp is prone to the following:

Vulnerability Description

The issue allows attackers to inject and execute malicious JavaScript code through specially crafted search terms in the WebHelp.

Affected Systems and Versions

Oxygen XML WebHelp versions before 22.1 build 2021082006
Oxygen XML WebHelp versions 23.x before 23.1 build 2021090310

Exploitation Mechanism

The vulnerability can be exploited by convincing a user to input specific text in the search field of Oxygen XML WebHelp, triggering the execution of JavaScript.

Mitigation and Prevention

It is crucial to take immediate action to reduce the risks associated with CVE-2021-46827.

Immediate Steps to Take

Upgrade to the latest patched version of Oxygen XML WebHelp to mitigate the XSS vulnerability.
Educate users about the risks of entering untrusted text in search fields.

Long-Term Security Practices

Implement input validation mechanisms to filter out potentially dangerous characters.
Regularly monitor and update security measures for web applications.

Patching and Updates

Ensure timely installation of security patches and updates provided by Oxygen XML to address the XSS issue.