CVE-2025-4592: AI Image Lab WordPress Plugin CSRF Flaw

CVE-2025-4592 Overview

The AI Image Lab – Free AI Image Generator plugin for WordPress contains a Cross-Site Request Forgery (CSRF) vulnerability affecting all versions up to and including 1.0.6. The flaw stems from missing or incorrect nonce validation on the wpz-ai-images administrative page. An unauthenticated attacker can craft a malicious request that updates the plugin's API key when a site administrator is tricked into clicking a link or visiting an attacker-controlled page. The vulnerability is tracked under CWE-352: Cross-Site Request Forgery.

Critical Impact
Successful exploitation allows attackers to overwrite the plugin's API key, redirecting AI image generation traffic and API costs to attacker-controlled accounts.

Affected Products

AI Image Lab – Free AI Image Generator plugin for WordPress
All versions up to and including 1.0.6
WordPress installations with the plugin activated

Discovery Timeline

2025-06-14 - CVE-2025-4592 published to the National Vulnerability Database
2026-06-17 - Last updated in NVD database

Technical Details for CVE-2025-4592

Vulnerability Analysis

The AI Image Lab plugin exposes an administrative settings page identified by the wpz-ai-images slug. This page allows administrators to configure the third-party API key used for AI image generation. The form handler that processes updates to this configuration does not verify a valid WordPress nonce token before applying changes. WordPress nonces are the platform's standard mechanism for validating that a state-changing request originated from an authenticated user interaction within the admin dashboard. Without this check, the server accepts any properly formatted request that arrives with the administrator's session cookies.

Root Cause

The root cause is a missing or incorrect call to wp_verify_nonce() or check_admin_referer() within the plugin's admin page handler at includes/admin/admin-page.php. The handler processes POST parameters and updates the stored API key option without confirming request authenticity. This is a textbook implementation of CWE-352, where a state-changing operation relies solely on ambient authority from browser cookies.

Attack Vector

An attacker hosts a malicious page containing a hidden HTML form or JavaScript that auto-submits a POST request to the vulnerable WordPress site's wpz-ai-images page. The attacker then lures a logged-in WordPress administrator to visit that page through phishing, a comment link, or a compromised third-party site. The victim's browser automatically includes their authenticated session cookies with the forged request. The plugin processes the request as legitimate and stores the attacker-supplied API key. Subsequent image generation operations then route through the attacker's account or fail entirely, causing denial of service for the AI functionality.

The vulnerability requires user interaction, specifically an administrator clicking a crafted link or visiting a malicious page while authenticated. See the WordPress Plugin Code Review for the affected source location.

Detection Methods for CVE-2025-4592

Indicators of Compromise

Unexpected changes to the AI Image Lab API key setting in the WordPress wp_options table
POST requests to wp-admin/admin.php?page=wpz-ai-images originating from external Referer headers
Failed or redirected AI image generation requests after an administrator visited an external link
WordPress audit log entries showing option updates without a corresponding admin UI session

Detection Strategies

Monitor web server access logs for POST requests to the plugin's admin page where the Referer header points to an unfamiliar external domain
Deploy a Web Application Firewall (WAF) rule to flag state-changing requests to wpz-ai-images that lack a valid nonce parameter
Enable WordPress activity logging plugins to record option changes and correlate them with administrator session activity
Review the Wordfence Vulnerability Report for published detection signatures

Monitoring Recommendations

Alert on any modification to the plugin's stored API key option, treating it as a high-signal event
Track outbound API traffic volumes from the WordPress host to detect anomalous usage patterns after a suspected compromise
Monitor administrator browser sessions for cross-site navigation immediately preceding option changes

How to Mitigate CVE-2025-4592

Immediate Actions Required

Deactivate the AI Image Lab – Free AI Image Generator plugin until a patched version is confirmed available
Rotate the AI image generation API key with the upstream provider to invalidate any attacker-substituted credentials
Audit the plugin configuration to verify the currently stored API key matches the expected value
Restrict administrator browsing habits and enforce separate browsers or profiles for WordPress administration

Patch Information

At the time of publication, the enriched CVE data does not list a specific fixed version. Administrators should monitor the WordPress plugin repository and the Wordfence advisory for release announcements. Once a patched version is published, update the plugin through the WordPress admin dashboard and validate that the settings page enforces nonce checks.

Workarounds

Uninstall the plugin entirely if AI image generation functionality is non-essential
Deploy a WAF rule that requires a valid _wpnonce parameter on all POST requests to admin.php?page=wpz-ai-images
Enforce the principle of least privilege by limiting the number of accounts with the manage_options capability
Use browser isolation or a dedicated admin browser to reduce the likelihood of an administrator triggering CSRF payloads while authenticated

bash

# Example WAF rule (ModSecurity) to block requests missing a nonce
SecRule REQUEST_URI "@contains page=wpz-ai-images" \
    "chain,phase:2,deny,status:403,id:1004592,\
    msg:'CVE-2025-4592 CSRF attempt blocked'"
    SecRule REQUEST_METHOD "@streq POST" \
        "chain"
        SecRule &ARGS:_wpnonce "@eq 0"