CVE-2019-6780 : What You Need to Know

The Wise Chat plugin version prior to 2.7 for WordPress has a vulnerability related to handling external links.

Understanding CVE-2019-6780

This CVE involves a specific issue in the Wise Chat plugin that affects versions before 2.7.

What is CVE-2019-6780?

The problem arises from the omission of the attributes "noopener" and "noreferrer" in the WiseChatLinksPostFilter.php file, impacting the handling of external links.

The Impact of CVE-2019-6780

The vulnerability could potentially allow malicious actors to manipulate external links within the Wise Chat plugin, leading to various security risks for users.

Technical Details of CVE-2019-6780

The technical aspects of this CVE provide insight into the specific vulnerability and its implications.

Vulnerability Description

The Wise Chat plugin version prior to 2.7 fails to include essential attributes in the WiseChatLinksPostFilter.php file, affecting the handling of external links.

Affected Systems and Versions

Product: Wise Chat plugin
Vendor: N/A
Versions affected: All versions prior to 2.7

Exploitation Mechanism

Malicious entities can exploit this vulnerability by manipulating external links within the plugin, potentially leading to unauthorized actions or data breaches.

Mitigation and Prevention

Addressing CVE-2019-6780 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update the Wise Chat plugin to version 2.7 or newer to mitigate the vulnerability.
Avoid clicking on suspicious external links within the plugin.

Long-Term Security Practices

Regularly update all plugins and themes to ensure the latest security patches are applied.
Educate users on safe browsing practices and the importance of avoiding unknown or untrusted links.

Patching and Updates

Ensure that all software components, including plugins and WordPress core, are regularly updated to prevent vulnerabilities like CVE-2019-6780.