CVE-2021-24868 : Security Advisory and Response
Learn about CVE-2021-24868 affecting Document Embedder WordPress plugin < 1.7.9. Understand the impact, technical details, mitigation steps, and preventive measures for this vulnerability.
The Document Embedder WordPress plugin before version 1.7.9 is affected by a vulnerability that could allow authenticated users, such as subscribers, to disclose the titles of arbitrary private and draft posts.
Understanding CVE-2021-24868
This CVE ID refers to a specific security issue found in the Document Embedder WordPress plugin.
What is CVE-2021-24868?
The vulnerability in Document Embedder plugin allows authenticated users, including subscribers, to retrieve the titles of private and draft posts through an AJAX action endpoint.
The Impact of CVE-2021-24868
The impact of this vulnerability is that users with lower privileges, like subscribers, can access sensitive information that should be restricted to higher-level users.
Technical Details of CVE-2021-24868
This section elaborates on the technical aspects of the CVE.
Vulnerability Description
The flaw in the Document Embedder plugin enables any authenticated user, such as a subscriber, to enumerate the title of private and draft posts, potentially leading to unauthorized access to sensitive content.
Affected Systems and Versions
Document Embedder plugin versions before 1.7.9 are vulnerable to this exploit.
Exploitation Mechanism
By leveraging the AJAX action endpoint, authenticated users can request and retrieve the titles of arbitrary private and draft posts, bypassing the intended restrictions.
Mitigation and Prevention
In this section, we discuss the steps to mitigate and prevent exploitation of CVE-2021-24868.
Immediate Steps to Take
Users are advised to update the Document Embedder plugin to version 1.7.9 or later to address this vulnerability. Additionally, restricting access to the affected AJAX action endpoint can help prevent unauthorized disclosure of post titles.
Long-Term Security Practices
Implementing robust user privilege management practices and regularly monitoring plugin updates can enhance the overall security posture of WordPress installations.
Patching and Updates
Regularly check for plugin updates and apply patches promptly to ensure the security of WordPress websites.