CVE-2017-14720 : What You Need to Know

WordPress prior to version 4.8.2 was vulnerable to a Cross-Site Scripting (XSS) attack in the template list view. This allowed attackers to execute malicious scripts by using a specially crafted template name.

Understanding CVE-2017-14720

In September 2017, CVE-2017-14720 was published to address a security vulnerability in WordPress versions before 4.8.2.

What is CVE-2017-14720?

CVE-2017-14720 is a Cross-Site Scripting (XSS) vulnerability found in WordPress template list view before version 4.8.2. It could be exploited by creating a malicious template name.

The Impact of CVE-2017-14720

This vulnerability could allow an attacker to inject and execute malicious scripts on the WordPress site, potentially leading to unauthorized actions or data theft.

Technical Details of CVE-2017-14720

WordPress CVE-2017-14720 can be further understood through its technical aspects.

Vulnerability Description

Before WordPress version 4.8.2, the template list view was susceptible to a Cross-Site Scripting (XSS) attack due to inadequate input validation, enabling attackers to insert malicious scripts.

Affected Systems and Versions

Affected Version: WordPress versions before 4.8.2
Systems: WordPress installations that have not been updated to version 4.8.2

Exploitation Mechanism

The vulnerability could be exploited by creating a specially crafted name for a template in the WordPress template list view, allowing the injection of malicious scripts.

Mitigation and Prevention

Protecting systems from CVE-2017-14720 involves immediate actions and long-term security practices.

Immediate Steps to Take

Update WordPress to version 4.8.2 or later to patch the vulnerability.
Avoid using untrusted themes or plugins that may introduce security risks.

Long-Term Security Practices

Regularly update WordPress and its components to ensure the latest security patches are applied.
Implement security plugins or measures to enhance the overall security posture of the WordPress site.
Educate users on best practices to prevent XSS attacks and other security threats.

Patching and Updates

WordPress released version 4.8.2 as a security and maintenance release to address CVE-2017-14720. It is crucial to promptly apply this update to mitigate the risk of exploitation.