CVE-2018-20152 : Vulnerability Insights and Analysis

WordPress versions prior to 4.9.9 and 5.x before 5.0.1 had a vulnerability that allowed authors to bypass post type limitations by manipulating input.

Understanding CVE-2018-20152

Authors could exploit a vulnerability in WordPress versions to circumvent intended restrictions on post types.

What is CVE-2018-20152?

In WordPress versions before 4.9.9 and 5.x before 5.0.1, authors could manipulate input to bypass the intended limitations on post types.

The Impact of CVE-2018-20152

This vulnerability allowed authors to exceed the prescribed post type restrictions, potentially leading to unauthorized access or content manipulation.

Technical Details of CVE-2018-20152

WordPress vulnerability details and affected systems.

Vulnerability Description

Authors could bypass the intended restrictions on post types in WordPress versions before 4.9.9 and 5.x before 5.0.1 by using specifically manipulated input.

Affected Systems and Versions

WordPress versions prior to 4.9.9
WordPress 5.x before 5.0.1

Exploitation Mechanism

Authors could exploit this vulnerability by manipulating input to exceed the defined post type limitations.

Mitigation and Prevention

Steps to mitigate and prevent the CVE-2018-20152 vulnerability.

Immediate Steps to Take

Update WordPress to version 4.9.9 or 5.0.1 to patch the vulnerability.
Monitor for any unauthorized post type changes.

Long-Term Security Practices

Regularly update WordPress and plugins to the latest versions.
Implement strong password policies and user access controls.
Conduct security audits and penetration testing.

Patching and Updates

Apply security patches promptly to ensure protection against known vulnerabilities.