Attack Vectors

Change Table Prefix (slug: change-table-prefix) is affected by a High-severity Cross-Site Request Forgery (CSRF) vulnerability (CVSS 7.1; CVE-2024-25932) in versions up to and including 2.0.

The primary attack path is social engineering: an attacker can send a crafted link or web request and trick a site administrator into clicking it or taking an action while logged into WordPress. Because the request appears to originate from the admin’s browser session, the attacker can perform actions that the admin is allowed to perform—without needing to log in themselves.

In this case, the vulnerability enables an unauthenticated attacker (with admin interaction) to toggle maintenance mode through a forged request against the plugin’s change_prefix_form functionality.

Security Weakness

The root cause is missing or incorrect nonce validation on the plugin’s change_prefix_form function. Nonces are a key WordPress mechanism for verifying that a sensitive action request is intentional and originates from an authorized admin workflow.

When nonce validation is absent or implemented incorrectly, WordPress can accept state-changing requests that were initiated outside the admin’s intent—opening the door to CSRF. In practical business terms, this means an attacker can “borrow” an administrator’s authority simply by getting them to click or load something malicious.

Technical or Business Impacts

The documented impact is the ability to toggle maintenance mode. While that may sound limited, it can create meaningful business disruption: your public site may unexpectedly display maintenance messaging, interfere with lead capture, interrupt ecommerce transactions, and reduce campaign performance—especially if it occurs during peak traffic or a launch.

Operationally, unplanned maintenance mode can also increase support volume and internal fire drills, and it can undermine stakeholder confidence (marketing, sales, and leadership) if site availability becomes unreliable. From a risk perspective, CSRF issues also indicate process gaps around change controls and administrative safety checks, which can be important for compliance teams evaluating web governance.

Remediation: Update Change Table Prefix to version 3.0 or newer (patched). Source: Wordfence vulnerability advisory.