CVE-2025-14906: WP Youtube Video Gallery CSRF Vulnerability

CVE-2025-14906 Overview

The WP Youtube Video Gallery plugin for WordPress contains a Cross-Site Request Forgery (CSRF) vulnerability affecting all versions up to and including 1.0. This security flaw exists due to missing nonce verification on the wpYTVideoGallerySettingSave() function, which allows unauthenticated attackers to modify plugin settings through forged requests. Successful exploitation requires social engineering tactics to trick a site administrator into performing an action such as clicking on a malicious link.

Critical Impact

Unauthenticated attackers can modify plugin settings via forged requests, potentially compromising the integrity of WordPress sites using this gallery plugin.

Affected Products

• WP Youtube Video Gallery plugin for WordPress version 1.0 and earlier
• WordPress installations running the vulnerable plugin versions

Discovery Timeline

• 2026-01-24 - CVE-2025-14906 published to NVD
• 2026-01-26 - Last updated in NVD database

Technical Details for CVE-2025-14906

Vulnerability Analysis

This Cross-Site Request Forgery vulnerability stems from a fundamental security oversight in the plugin's settings handling mechanism. The wpYTVideoGallerySettingSave() function processes administrative settings changes without validating a security nonce token. Nonce verification is a critical WordPress security control designed to ensure that requests originate from legitimate users and authorized forms, preventing malicious third-party websites from submitting unauthorized requests on behalf of authenticated administrators.

Without this protection, an attacker can craft a malicious webpage or link that, when visited by an authenticated WordPress administrator, automatically submits requests to modify the plugin's settings. The vulnerability has low integrity impact with no direct confidentiality or availability consequences, but could serve as a stepping stone for further attacks by manipulating how the video gallery operates.

Root Cause

The root cause of this vulnerability is the absence of nonce verification in the wpYTVideoGallerySettingSave() function located in the plugin's admin handling code. WordPress provides built-in functions such as wp_verify_nonce() and check_admin_referer() specifically to prevent CSRF attacks, but this plugin fails to implement these security controls. The vulnerable code can be found at line 444 of the admin/admin.php file in version 1.0 of the plugin.

Attack Vector

The attack requires network access and user interaction. An attacker must craft a malicious webpage containing a hidden form or JavaScript that automatically submits a request to the vulnerable WordPress endpoint. The attacker then needs to trick a logged-in site administrator into visiting this malicious page. When the administrator visits the page while authenticated to their WordPress site, their browser automatically includes session cookies with the forged request, causing the WordPress server to process the malicious settings change as if it were a legitimate administrative action.

The attack flow typically involves: creating a malicious HTML page with a hidden form targeting the plugin's settings endpoint, distributing the link via phishing emails or compromised websites, and waiting for an administrator to click the link while logged into their WordPress dashboard.

Detection Methods for CVE-2025-14906

Indicators of Compromise

• Unexpected changes to WP Youtube Video Gallery plugin settings without administrator action
• Server access logs showing POST requests to plugin settings endpoints from external referrers
• Modified plugin configuration values that administrators did not authorize
• User reports of unusual video gallery behavior or display issues

Detection Strategies

• Monitor WordPress audit logs for plugin settings modifications, particularly those lacking proper form submissions
• Review web server logs for suspicious referrer headers on administrative POST requests
• Implement Content Security Policy headers to restrict form submissions to same-origin requests
• Use WordPress security plugins that detect and alert on CSRF-style attacks

Monitoring Recommendations

• Enable detailed logging for WordPress administrative actions and plugin configuration changes
• Configure web application firewall (WAF) rules to detect CSRF patterns
• Implement real-time alerting for plugin settings modifications outside normal administrative windows
• Regularly audit plugin settings to identify unauthorized changes

How to Mitigate CVE-2025-14906

Immediate Actions Required

• Deactivate the WP Youtube Video Gallery plugin until a patched version is available
• Review plugin settings to identify any unauthorized modifications
• Audit WordPress admin access logs for suspicious activity patterns
• Consider implementing additional WAF protections against CSRF attacks
• Educate site administrators about phishing risks and suspicious links

Patch Information

At the time of publication, no official patch has been confirmed for this vulnerability. Administrators should monitor the WordPress Plugin Repository for updated versions that address this security issue. The Wordfence Vulnerability Analysis provides additional technical details and may include patch availability updates.

Workarounds

• Disable the WP Youtube Video Gallery plugin entirely until a security update is released
• Implement strict Content Security Policy headers to limit form submissions to trusted origins
• Use WordPress security plugins with CSRF protection capabilities to add an additional defense layer
• Restrict administrative access to trusted IP addresses using .htaccess or server-level firewall rules
• Train administrators to verify link destinations before clicking and to avoid clicking links in unsolicited emails while logged into WordPress

The vulnerability can be manually addressed by adding nonce verification to the affected function. Site developers with PHP expertise can implement the following WordPress security pattern in the wpYTVideoGallerySettingSave() function: check for a valid nonce using wp_verify_nonce() before processing any settings changes, and ensure all administrative forms include a nonce field generated with wp_nonce_field().