CVE-2021-24770 : What You Need to Know

The Stylish Price List WordPress plugin before version 6.9.1 is vulnerable to an arbitrary image upload issue due to the lack of capability checks in the spl_upload_ser_img AJAX action, potentially allowing authenticated users to upload arbitrary images.

Understanding CVE-2021-24770

This CVE refers to a security vulnerability in the Stylish Price List WordPress plugin that could be exploited by authenticated users to upload unauthorized images.

What is CVE-2021-24770?

The CVE-2021-24770 vulnerability exists in the Stylish Price List WordPress plugin before version 6.9.1, enabling authenticated users like subscribers to upload arbitrary images without undergoing proper capability checks.

The Impact of CVE-2021-24770

The lack of capability checks in the spl_upload_ser_img AJAX action could lead to malicious users uploading harmful content to a website, potentially compromising its integrity and security.

Technical Details of CVE-2021-24770

This section covers specific technical details related to CVE-2021-24770.

Vulnerability Description

The vulnerability arises from a lack of proper capability checks in the spl_upload_ser_img AJAX action of the Stylish Price List WordPress plugin, allowing unauthorized image uploads.

Affected Systems and Versions

The vulnerability affects versions of the Stylish Price List plugin prior to version 6.9.1.

Exploitation Mechanism

Authenticated users, such as subscribers, can take advantage of this vulnerability to upload arbitrary images to the website.

Mitigation and Prevention

Discover how to mitigate and prevent the CVE-2021-24770 vulnerability.

Immediate Steps to Take

Website administrators should update the Stylish Price List plugin to version 6.9.1 or newer to fix this vulnerability.

Long-Term Security Practices

Regularly update plugins and themes, enforce strong password policies, and monitor user permissions to enhance overall security.

Patching and Updates

Stay informed about security patches released by the plugin developer and promptly apply any updates to ensure protection against known vulnerabilities.