CVE-2021-25103 : Security Advisory and Response

This article provides detailed information about CVE-2021-25103, a vulnerability in the Translate WordPress with GTranslate plugin.

Understanding CVE-2021-25103

CVE-2021-25103 is a Reflected Cross-Site Scripting vulnerability found in versions of the Translate WordPress with GTranslate plugin prior to 2.9.7.

What is CVE-2021-25103?

The Translate WordPress with GTranslate plugin before version 2.9.7 fails to sanitize and escape the body parameter in the url_addon/gtranslate-email.php file, resulting in a Reflected Cross-Site Scripting issue. Exploiting this vulnerability requires knowledge of the NONCE_SALT and NONCE_KEY.

The Impact of CVE-2021-25103

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

Technical Details of CVE-2021-25103

The technical aspects of CVE-2021-25103 include:

Vulnerability Description

The vulnerability arises from the lack of proper sanitization and escaping of the body parameter in a specific file, enabling an attacker to inject and execute malicious scripts.

Affected Systems and Versions

Translate WordPress with GTranslate versions prior to 2.9.7 are affected by this vulnerability.

Exploitation Mechanism

To exploit this vulnerability, an attacker needs to manipulate the body parameter in the vulnerable file and have knowledge of specific NONCE values.

Mitigation and Prevention

To protect your system from CVE-2021-25103, consider the following:

Immediate Steps to Take

Update the Translate WordPress with GTranslate plugin to version 2.9.7 or later.
Monitor for any suspicious behavior on your website.

Long-Term Security Practices

Regularly audit and update plugins and software to the latest versions.
Implement security best practices to prevent Cross-Site Scripting attacks.

Patching and Updates

Stay informed about security updates for all installed plugins and regularly check for patches to address known vulnerabilities.