CVE-2019-25140 : What You Need to Know

CVE-2019-25140, assigned by Wordfence, pertains to a vulnerability in the WordPress Coming Soon Page & Maintenance Mode plugin. Attackers can inject arbitrary web scripts, leading to a stored cross-site scripting issue.

Understanding CVE-2019-25140

This CVE identifies a security flaw in the WordPress Coming Soon Page & Maintenance Mode plugin, allowing unauthenticated attackers to execute arbitrary scripts.

What is CVE-2019-25140?

The vulnerability in the WordPress Coming Soon Page & Maintenance Mode plugin enables unauthenticated attackers to inject malicious web scripts through specific parameters, leading to a stored cross-site scripting vulnerability.

The Impact of CVE-2019-25140

The vulnerability allows attackers to execute arbitrary scripts on a user's browser when accessing a compromised page, potentially leading to unauthorized actions or data theft.

Technical Details of CVE-2019-25140

This section provides detailed technical insights into the CVE-2019-25140 vulnerability.

Vulnerability Description

The flaw in versions up to 1.8.1 of the WordPress Coming Soon Page & Maintenance Mode plugin allows unauthenticated attackers to inject arbitrary web scripts through various parameters, resulting from inadequate input sanitization and output escaping.

Affected Systems and Versions

Vendor: wpshopmart
Product: Coming Soon Page & Maintenance Mode
Versions Affected: Up to and including 1.8.1
Versions Unaffected: 1.8.2 and above

Exploitation Mechanism

The vulnerability arises due to insufficient input sanitization and output escaping, enabling attackers to inject malicious scripts through parameters like logo_width, logo_height, rcsp_logo_url, and more.

Mitigation and Prevention

Protect your systems from CVE-2019-25140 with these mitigation strategies.

Immediate Steps to Take

Update the WordPress Coming Soon Page & Maintenance Mode plugin to version 1.8.2 or higher.
Implement strict input validation and output encoding practices.
Monitor and filter user inputs to prevent script injection.

Long-Term Security Practices

Regularly audit and update plugins and themes to address security vulnerabilities.
Educate users on safe browsing practices and the risks of executing scripts from untrusted sources.

Patching and Updates

Stay informed about security patches and updates for the WordPress Coming Soon Page & Maintenance Mode plugin.