CVE-2024-13624

7.1 HIGH

📋 TL;DR

This vulnerability allows attackers to inject malicious scripts into WordPress admin pages via unsanitized parameters in the WPMovieLibrary plugin. When exploited, it enables cross-site scripting attacks that could compromise high-privilege user accounts like administrators. All WordPress sites using vulnerable versions of this plugin are affected.

💻 Affected Systems

Products:
  • WPMovieLibrary WordPress Plugin
Versions: through 2.1.4.8
Operating Systems: All operating systems running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: Requires WordPress installation with the WPMovieLibrary plugin enabled. The vulnerability affects the plugin's parameter handling regardless of WordPress version.

📦 What is this software?

⚠️ Risk & Real-World Impact

🔴

Worst Case

Attackers could steal administrator session cookies, gain full control of the WordPress site, install backdoors, or redirect users to malicious sites.

🟠

Likely Case

Attackers would use this to steal admin credentials or session tokens, potentially gaining administrative access to the WordPress installation.

🟢

If Mitigated

With proper web application firewalls and input validation, the attack would be blocked before reaching the vulnerable plugin code.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

Public PoC: ✅ No
Weaponized: UNKNOWN
Unauthenticated Exploit: ✅ No
Complexity: MEDIUM

Exploitation requires tricking an authenticated user (preferably admin) to click a malicious link. The vulnerability is reflected XSS, meaning the payload executes immediately in the victim's browser.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Version 2.1.4.9 or later

Vendor Advisory: https://wpscan.com/vulnerability/c19b56cc-634f-420f-b6a0-9a10ad159049/

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Navigate to Plugins → Installed Plugins. 3. Find WPMovieLibrary and click 'Update Now'. 4. Alternatively, download latest version from WordPress repository and manually replace plugin files.

🔧 Temporary Workarounds

Disable WPMovieLibrary Plugin

all

Temporarily disable the vulnerable plugin until patched

wp plugin deactivate wp-movie-library

Web Application Firewall Rule

all

Add WAF rule to block malicious parameter values containing script tags

🧯 If You Can't Patch

  • Implement Content Security Policy (CSP) headers to restrict script execution
  • Use WordPress security plugins that include XSS protection features

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin → Plugins → Installed Plugins for WPMovieLibrary version. If version is 2.1.4.8 or earlier, you are vulnerable.

Check Version:

wp plugin list --name=wp-movie-library --field=version

Verify Fix Applied:

After updating, verify WPMovieLibrary version shows 2.1.4.9 or later in WordPress plugins list.

📡 Detection & Monitoring

Log Indicators:

  • Unusual GET/POST requests containing script tags or JavaScript code in parameters
  • Multiple failed login attempts following suspicious parameter requests

Network Indicators:

  • HTTP requests with encoded script payloads in query parameters
  • Traffic patterns showing users being redirected after visiting admin pages

SIEM Query:

source="wordpress" AND (uri="*<script*" OR uri="*javascript:*" OR uri="*onload=*" OR uri="*onerror=*")

🔗 References

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