CVE-2026-42411

CloudSecure · CloudSecure WP Security

A broken authentication vulnerability in the CloudSecure WP Security plugin allows unauthenticated attackers to bypass security controls.

Executive summary

An unauthenticated broken authentication vulnerability in the CloudSecure WP Security plugin poses a critical risk of unauthorized administrative access.

Vulnerability

The plugin suffers from a broken authentication mechanism that can be exploited by unauthenticated users. This flaw allows attackers to bypass standard login requirements, potentially gaining administrative or elevated privileges within the WordPress environment.

Business impact

With a CVSS score of 8.1, this vulnerability presents a high risk of total site compromise. An attacker gaining administrative access can exfiltrate sensitive data, inject malicious code, or take full control of the website, leading to significant financial and reputational loss.

Remediation

Immediate Action: Apply the latest security patch or update provided by the vendor for the CloudSecure WP Security plugin.

Proactive Monitoring: Review user account creation logs and login attempts for suspicious activity, particularly from unknown or unauthorized IP addresses.

Compensating Controls: Implement multi-factor authentication (MFA) and restrict administrative access to known IP addresses via server configuration.

Exploitation status

Public Exploit Available: false

Analyst recommendation

Broken authentication is a severe security failure. All administrators using the CloudSecure WP Security plugin must ensure the software is updated to a patched version immediately to prevent unauthorized access and maintain the integrity of their WordPress installation.