CVE-2025-58848: WP Likes Plugin CSRF Vulnerability

CVE-2025-58848 Overview

A Cross-Site Request Forgery (CSRF) vulnerability has been identified in the WP likes WordPress plugin (wp-likes) developed by aakash1911. This vulnerability allows attackers to perform Reflected Cross-Site Scripting (XSS) attacks against authenticated users. The flaw affects all versions of the WP likes plugin through version 3.1.1.

The vulnerability arises from insufficient CSRF token validation within the plugin, which when combined with improper output encoding, enables attackers to execute arbitrary JavaScript code in the context of a victim's browser session.

Critical Impact

Attackers can craft malicious requests that, when executed by authenticated WordPress administrators or users, can lead to session hijacking, unauthorized administrative actions, and potential site compromise through reflected XSS payloads.

Affected Products

• WP likes WordPress plugin versions through <= 3.1.1
• WordPress installations with the wp-likes plugin activated
• All users interacting with affected plugin functionality

Discovery Timeline

• 2025-09-05 - CVE-2025-58848 published to NVD
• 2026-04-23 - Last updated in NVD database

Technical Details for CVE-2025-58848

Vulnerability Analysis

This vulnerability combines two distinct attack vectors: Cross-Site Request Forgery (CSRF) and Reflected Cross-Site Scripting (XSS). The WP likes plugin fails to implement proper CSRF protection mechanisms, allowing attackers to forge requests on behalf of authenticated users. Additionally, user-supplied input is reflected back to the browser without adequate sanitization or encoding, enabling the injection and execution of malicious scripts.

The CWE-352 (Cross-Site Request Forgery) classification indicates that the plugin does not verify whether the HTTP request was intentionally submitted by the user who sent it. This allows attackers to construct malicious web pages or links that, when visited by an authenticated WordPress user, will automatically submit requests to the vulnerable plugin endpoint.

Root Cause

The root cause of this vulnerability lies in the absence of proper nonce verification for sensitive plugin operations combined with insufficient output encoding. WordPress provides built-in CSRF protection through its nonce system (wp_nonce_field() and wp_verify_nonce()), which the WP likes plugin fails to properly implement. Furthermore, the plugin does not adequately sanitize or escape user input before reflecting it in HTTP responses, creating the XSS vector.

Attack Vector

This is a network-based attack that requires user interaction. An attacker must craft a malicious URL or web page containing the CSRF exploit and convince an authenticated WordPress user to visit it. The attack vector breakdown indicates:

• Network accessibility: The attack can be launched remotely over the internet
• Low complexity: No special conditions or circumstances are required for exploitation
• No privileges required: The attacker does not need any privileges on the target WordPress site
• User interaction required: The victim must click a malicious link or visit a crafted page

The attack typically involves embedding a malicious payload in URL parameters that get reflected in the plugin's output without proper sanitization. When combined with CSRF, this can trigger actions and execute scripts under the victim's session context.

Detection Methods for CVE-2025-58848

Indicators of Compromise

• Unexpected HTTP requests to WP likes plugin endpoints from external referrer sources
• JavaScript execution or DOM modifications originating from URL parameters in plugin pages
• Unusual administrative actions performed without corresponding logged user activity
• Browser security warnings or Content Security Policy violations on WordPress admin pages

Detection Strategies

• Monitor web server access logs for suspicious URL patterns containing script tags or encoded payloads targeting wp-likes plugin endpoints
• Implement Content Security Policy (CSP) headers to detect and prevent inline script execution
• Deploy Web Application Firewall (WAF) rules to detect common XSS and CSRF attack patterns
• Enable WordPress security logging plugins to track plugin-related actions and identify anomalies

Monitoring Recommendations

• Configure real-time alerting for requests containing common XSS payload signatures (<script>, javascript:, onerror=, etc.) in query parameters
• Monitor for cross-origin requests to WordPress admin endpoints that may indicate CSRF attempts
• Implement browser-side monitoring for unexpected DOM changes or script injections
• Review WordPress audit logs regularly for unauthorized configuration changes

How to Mitigate CVE-2025-58848

Immediate Actions Required

• Deactivate and remove the WP likes plugin immediately if a patched version is not available
• Audit WordPress administrative accounts for any unauthorized changes or suspicious activity
• Review user sessions and consider forcing re-authentication for all administrative users
• Implement additional security controls such as Web Application Firewall rules targeting CSRF and XSS attacks

Patch Information

As of the last NVD update, plugin versions through 3.1.1 remain affected. Website administrators should check the Patchstack WP-Likes Plugin Vulnerability advisory for the latest remediation guidance and potential updates from the plugin developer.

If an updated version becomes available, ensure you update to the latest patched version immediately through the WordPress plugin manager.

Workarounds

• Temporarily disable the WP likes plugin until a security patch is released
• Implement strict Content Security Policy (CSP) headers to mitigate XSS impact by preventing inline script execution
• Configure Web Application Firewall rules to block requests containing suspicious payloads or lacking proper referrer headers
• Restrict access to WordPress administrative functions to trusted IP addresses only

# Add CSP headers via .htaccess for Apache servers
# Add to WordPress root .htaccess file
<IfModule mod_headers.c>
    Header set Content-Security-Policy "default-src 'self'; script-src 'self'; style-src 'self' 'unsafe-inline'"
    Header set X-Content-Type-Options "nosniff"
    Header set X-Frame-Options "SAMEORIGIN"
    Header set X-XSS-Protection "1; mode=block"
</IfModule>