CVE-2019-15650 : What You Need to Know

WordPress plugin stops-core-theme-and-plugin-updates prior to version 8.0.5 lacks proper restrictions on modifying options, leading to a nonce check mistake.

Understanding CVE-2019-15650

The vulnerability in stops-core-theme-and-plugin-updates plugin for WordPress allows unauthorized changes to critical options.

What is CVE-2019-15650?

The stops-core-theme-and-plugin-updates plugin before version 8.0.5 for WordPress has a security flaw that enables unauthorized modifications to options, like disabling automatic theme updates, due to a nonce check error.

The Impact of CVE-2019-15650

This vulnerability could be exploited by attackers to disable critical updates, potentially leaving WordPress sites vulnerable to security risks and outdated features.

Technical Details of CVE-2019-15650

The technical aspects of the CVE-2019-15650 vulnerability are as follows:

Vulnerability Description

The stops-core-theme-and-plugin-updates plugin lacks adequate restrictions on modifying options, allowing unauthorized changes due to a nonce check error.

Affected Systems and Versions

Product: WordPress
Vendor: N/A
Versions Affected: Prior to 8.0.5

Exploitation Mechanism

Attackers can exploit this vulnerability to make unauthorized changes to options, such as disabling automatic theme updates, by bypassing the nonce check.

Mitigation and Prevention

To address CVE-2019-15650, consider the following mitigation strategies:

Immediate Steps to Take

Update the stops-core-theme-and-plugin-updates plugin to version 8.0.5 or newer.
Monitor and review any changes made to critical options within WordPress.

Long-Term Security Practices

Regularly audit and review plugins for security vulnerabilities.
Implement least privilege access controls to limit unauthorized modifications.

Patching and Updates

Apply security patches promptly to ensure protection against known vulnerabilities in WordPress plugins.