CVE-2025-24619: WP Log Action Reflected XSS Vulnerability

CVE-2025-24619 Overview

CVE-2025-24619 is a Reflected Cross-Site Scripting (XSS) vulnerability in the WP Log Action WordPress plugin, developed by webheadcoder. The vulnerability exists due to improper neutralization of input during web page generation, allowing attackers to inject malicious scripts that execute in the context of a victim's browser session.

This vulnerability affects all versions of WP Log Action through version 0.51. When exploited, an attacker can craft malicious URLs containing JavaScript payloads that, when clicked by an authenticated user, execute arbitrary client-side code within the vulnerable WordPress site's context.

Critical Impact

Reflected XSS vulnerabilities in WordPress administrative plugins can lead to session hijacking, credential theft, and complete site compromise if an administrator clicks a malicious link.

Affected Products

• WP Log Action WordPress plugin versions n/a through 0.51
• WordPress sites running vulnerable WP Log Action plugin versions

Discovery Timeline

• 2025-04-17 - CVE CVE-2025-24619 published to NVD
• 2026-04-15 - Last updated in NVD database

Technical Details for CVE-2025-24619

Vulnerability Analysis

This vulnerability is classified under CWE-79 (Improper Neutralization of Input During Web Page Generation), commonly known as Cross-Site Scripting. The WP Log Action plugin fails to properly sanitize user-supplied input before reflecting it back in the browser, creating an opportunity for attackers to inject malicious JavaScript code.

Reflected XSS attacks require social engineering to trick victims into clicking crafted malicious links. When a victim visits the malicious URL, the injected script executes within their browser session with full access to the vulnerable domain's cookies, session tokens, and DOM elements.

The impact is particularly concerning in WordPress administrative contexts, where successful exploitation could allow an attacker to perform actions as the logged-in administrator, including modifying site content, creating new administrator accounts, or installing malicious plugins.

Root Cause

The root cause of CVE-2025-24619 lies in insufficient input validation and output encoding within the WP Log Action plugin. User-controlled parameters are reflected in HTTP responses without proper sanitization, allowing HTML and JavaScript injection.

WordPress plugins that handle logging or administrative functions often process URL parameters for filtering, searching, or pagination. When these input values are displayed back to users without proper escaping using functions like esc_html(), esc_attr(), or wp_kses(), reflected XSS vulnerabilities emerge.

Attack Vector

The attack vector for this reflected XSS vulnerability follows a typical exploitation pattern:

1. An attacker identifies an injectable parameter within the WP Log Action plugin interface
2. The attacker crafts a malicious URL containing JavaScript payload in the vulnerable parameter
3. The malicious URL is distributed to potential victims via phishing emails, forum posts, or other social engineering methods
4. When a logged-in WordPress administrator clicks the link, the JavaScript executes in their browser
5. The malicious script can steal session cookies, capture keystrokes, or perform administrative actions

The vulnerability requires user interaction (clicking a malicious link), which limits automated mass exploitation but makes targeted attacks against WordPress administrators highly effective.

Detection Methods for CVE-2025-24619

Indicators of Compromise

• Review web server access logs for suspicious URLs targeting WP Log Action plugin endpoints containing encoded JavaScript or HTML entities
• Monitor for unusual administrative actions occurring shortly after users access URLs with unusual query parameters
• Check browser console logs and Content Security Policy violation reports for inline script execution attempts

Detection Strategies

• Implement Web Application Firewall (WAF) rules to detect common XSS payloads in request parameters targeting /wp-admin/ paths
• Deploy endpoint detection solutions to monitor for suspicious browser behavior following link clicks
• Configure Content Security Policy headers to restrict inline script execution and report violations
• Enable WordPress audit logging to track administrative actions that may indicate post-exploitation activity

Monitoring Recommendations

• Monitor referrer headers in access logs for unusual external sources directing traffic to administrative plugin pages
• Set up alerts for multiple rapid administrative changes from single sessions
• Review WordPress user account creation logs for unauthorized new administrators
• Implement real-time alerting on WAF rule triggers related to XSS patterns

How to Mitigate CVE-2025-24619

Immediate Actions Required

• Update the WP Log Action plugin to a patched version when available from the developer
• Consider temporarily deactivating the WP Log Action plugin until a security patch is released
• Implement Content Security Policy headers that block inline JavaScript execution
• Educate WordPress administrators about the risks of clicking untrusted links while logged into the admin panel
• Deploy a WordPress-aware Web Application Firewall to filter malicious requests

Patch Information

At the time of publication, organizations should check the Patchstack Vulnerability Report for the latest patch status and remediation guidance. Monitor the WordPress plugin repository for updated versions of WP Log Action that address this vulnerability.

Workarounds

• Restrict access to the WordPress admin dashboard to trusted IP addresses only using .htaccess or server-level firewall rules
• Implement browser-based security extensions that block suspicious inline script execution
• Use a dedicated browser profile for WordPress administration that is not used for general web browsing
• Configure HTTP-only and Secure flags on WordPress session cookies to reduce cookie theft risk

# Add Content Security Policy header to WordPress .htaccess
# Place in WordPress root directory .htaccess file
<IfModule mod_headers.c>
    Header set Content-Security-Policy "default-src 'self'; script-src 'self' 'unsafe-inline' 'unsafe-eval'; style-src 'self' 'unsafe-inline';"
    Header set X-XSS-Protection "1; mode=block"
    Header set X-Content-Type-Options "nosniff"
</IfModule>