CVE-2021-24775 : What You Need to Know

A detailed overview of CVE-2021-24775, a vulnerability in the Document Embedder WordPress plugin before version 1.7.5 that could allow unauthenticated users to disclose the titles of private and draft posts.

Understanding CVE-2021-24775

This section covers the impact, technical details, and mitigation strategies related to the CVE-2021-24775 vulnerability.

What is CVE-2021-24775?

The Document Embedder WordPress plugin before version 1.7.5 includes a REST endpoint that permits unauthenticated users to enumerate the titles of arbitrary private and draft posts.

The Impact of CVE-2021-24775

The vulnerability in Document Embedder plugin exposes sensitive information such as post titles of private and draft posts to unauthorized users, potentially leading to privacy breaches and data exposure.

Technical Details of CVE-2021-24775

Below are the specific technical aspects of CVE-2021-24775 that users and developers should be aware of:

Vulnerability Description

The flaw in the Document Embedder plugin allows attackers to access the titles of private and draft posts via a vulnerable REST endpoint without requiring authentication.

Affected Systems and Versions

All versions of the Document Embedder plugin prior to 1.7.5 are affected by this vulnerability, making websites using these versions susceptible to information disclosure.

Exploitation Mechanism

Attackers can exploit this vulnerability by making unauthenticated requests to the plugin's REST endpoint, leading to the unauthorized disclosure of post titles.

Mitigation and Prevention

To protect systems from CVE-2021-24775, immediate action is required to secure WordPress websites using the Document Embedder plugin.

Immediate Steps to Take

Update the Document Embedder plugin to version 1.7.5 or higher to patch the vulnerability.
Restrict public access to the REST endpoints of plugins to prevent unauthorized requests.

Long-Term Security Practices

Regularly monitor for security updates and patches released by plugin developers.
Implement strong authentication mechanisms and access controls to prevent unauthorized access to sensitive information.

Patching and Updates

Stay informed about security advisories related to the Document Embedder plugin and apply patches promptly to protect websites from potential exploitation.