CVE-2025-53580

quantumcloud · Simple Business Directory Pro

An incorrect privilege assignment vulnerability in the quantumcloud Simple Business Directory Pro plugin allows authenticated users to escalate their privileges.

Executive summary

An incorrect privilege assignment vulnerability in the Simple Business Directory Pro plugin enables authenticated users to escalate their access to administrative levels.

Vulnerability

This is a privilege escalation vulnerability caused by insufficient validation of user capabilities. An authenticated user can leverage this flaw to gain unauthorized administrative privileges within the WordPress environment.

Business impact

The ability for a low-privileged user to escalate to an administrator creates a high risk of total site compromise, including the ability to install malicious plugins, modify content, or steal user data. With a CVSS score of 9.8, this flaw represents a significant threat to the security posture of the affected WordPress site.

Remediation

Immediate Action: Update the Simple Business Directory Pro plugin to the latest version provided by quantumcloud.

Proactive Monitoring: Review user account activity logs for unauthorized privilege changes or unusual administrative actions performed by non-administrator accounts.

Compensating Controls: Implement strict user role management and consider disabling the registration of new users until the plugin is successfully patched.

Exploitation status

Public Exploit Available: Unknown

Analyst recommendation

Privilege escalation vulnerabilities are often exploited by attackers who have already gained a foothold as low-level users. Administrators must apply the patch immediately and conduct a review of current user roles to ensure no unauthorized escalations have already occurred.