CVE-2025-14999: Latest Tabs WordPress Plugin CSRF Flaw

CVE-2025-14999 Overview

The Latest Tabs plugin for WordPress contains a Cross-Site Request Forgery (CSRF) vulnerability in all versions up to and including 1.5. The vulnerability exists due to missing or incorrect nonce validation on the settings update handler in admin-page.php. This flaw enables unauthenticated attackers to modify plugin settings through forged requests, provided they can successfully trick a site administrator into performing an action such as clicking on a malicious link.

Critical Impact

Unauthenticated attackers can manipulate plugin settings through CSRF, potentially compromising site integrity and enabling further attacks through malicious configuration changes.

Affected Products

• Latest Tabs plugin for WordPress versions up to and including 1.5
• WordPress installations utilizing the kento-latest-tabs plugin

Discovery Timeline

• 2026-01-07 - CVE-2025-14999 published to NVD
• 2026-01-08 - Last updated in NVD database

Technical Details for CVE-2025-14999

Vulnerability Analysis

This Cross-Site Request Forgery vulnerability stems from inadequate security controls in the plugin's administrative functionality. The settings update handler in admin-page.php fails to properly validate nonce tokens, which are WordPress's built-in mechanism for preventing CSRF attacks. Without proper nonce verification, the application cannot distinguish between legitimate administrator requests and forged requests initiated by an attacker.

The vulnerability requires user interaction, specifically requiring an authenticated administrator to be deceived into triggering the malicious request. This is typically accomplished through social engineering tactics such as embedding malicious links in phishing emails, forum posts, or compromised websites that the administrator might visit while logged into their WordPress dashboard.

Root Cause

The root cause is improper or missing nonce validation in the settings update handler located at admin-page.php (line 7 and surrounding code). WordPress provides the wp_nonce_field() and wp_verify_nonce() functions specifically to prevent CSRF attacks. When these security mechanisms are not correctly implemented, the application accepts any incoming request that appears to come from the administrative context, regardless of its true origin.

Attack Vector

The attack follows a classic CSRF pattern where an attacker crafts a malicious HTTP request that, when executed in the context of an authenticated administrator's session, modifies the plugin settings without proper authorization. The attacker would typically host this forged request on a third-party website or embed it in a seemingly innocent link. When a logged-in administrator visits the attacker's page or clicks the malicious link, their browser automatically includes their WordPress session cookies, causing the forged request to be processed as if it were legitimate.

The vulnerability can be exploited by creating an HTML form or crafted URL that targets the vulnerable settings update endpoint. When an authenticated administrator triggers this request, their browser includes valid session cookies, allowing the attacker's forged request to execute with administrative privileges. This could be used to inject malicious settings, modify display parameters, or potentially enable stored XSS if the plugin settings allow HTML content.

Detection Methods for CVE-2025-14999

Indicators of Compromise

• Unexpected changes to Latest Tabs plugin settings without administrator action
• Audit logs showing plugin configuration modifications from unfamiliar IP addresses or unusual times
• Reports from administrators of clicking suspicious links prior to settings changes
• Unusual referrer headers in server logs pointing to external domains for admin-page.php requests

Detection Strategies

• Review WordPress audit logs for unauthorized plugin settings modifications
• Monitor HTTP request logs for POST requests to admin-page.php with external referrer headers
• Implement Web Application Firewall (WAF) rules to detect CSRF patterns targeting WordPress admin endpoints
• Enable and review WordPress security plugin logging for administrative action anomalies

Monitoring Recommendations

• Deploy SentinelOne Singularity Platform to detect and alert on suspicious web application behavior
• Configure WordPress security plugins to log all administrative configuration changes
• Implement referrer header validation at the web server level for administrative endpoints
• Establish baseline administrative activity patterns and alert on deviations

How to Mitigate CVE-2025-14999

Immediate Actions Required

• Update the Latest Tabs plugin to a patched version when available from the WordPress plugin repository
• Consider temporarily deactivating the plugin until a security patch is released
• Educate site administrators about CSRF attacks and avoiding suspicious links while logged into WordPress
• Implement additional CSRF protection at the web server or WAF level

Patch Information

A patched version addressing the nonce validation issue should be obtained from the official WordPress plugin repository. Administrators should monitor the WordPress Plugin Code Reference for updates and review the Wordfence Vulnerability Report for the latest remediation guidance.

Workarounds

• Implement a Web Application Firewall (WAF) with CSRF protection rules targeting WordPress admin endpoints
• Restrict administrative access to trusted IP addresses only through .htaccess or server configuration
• Use browser extensions that provide additional CSRF protection for administrative sessions
• Ensure administrators log out of WordPress when not actively managing the site to reduce the attack window

# Apache .htaccess example to restrict admin access by IP
<Files "admin-page.php">
    Order Deny,Allow
    Deny from all
    Allow from 192.168.1.0/24
    Allow from 10.0.0.0/8
</Files>