CVE-2024-13508

6.1 MEDIUM

📋 TL;DR

This vulnerability allows unauthenticated attackers to inject malicious scripts via the locale parameter in the Booking Package WordPress plugin. When users click specially crafted links, arbitrary JavaScript executes in their browsers. All WordPress sites using vulnerable plugin versions are affected.

💻 Affected Systems

Products:
  • Booking Package WordPress Plugin
Versions: All versions up to and including 1.6.72
Operating Systems: All
Default Config Vulnerable: ⚠️ Yes
Notes: Requires WordPress installation with Booking Package plugin enabled. No special configuration needed.

⚠️ Manual Verification Required

This CVE does not have specific version information in our database, so automatic vulnerability detection cannot determine if your system is affected.

Why? The CVE database entry doesn't specify which versions are vulnerable (no version ranges provided by the vendor/NVD).

🔒 Custom verification scripts are available for registered users. Sign up free to download automated test scripts.

Recommended Actions:
  1. Review the CVE details at NVD
  2. Check vendor security advisories for your specific version
  3. Test if the vulnerability is exploitable in your environment
  4. Consider updating to the latest version as a precaution

⚠️ Risk & Real-World Impact

🔴

Worst Case

Attackers steal admin session cookies, hijack administrator accounts, and take full control of the WordPress site.

🟠

Likely Case

Attackers steal user session cookies, redirect users to malicious sites, or perform actions on behalf of authenticated users.

🟢

If Mitigated

Script execution is blocked by Content Security Policy or browser protections, limiting impact to minor UI manipulation.

🌐 Internet-Facing: HIGH
🏢 Internal Only: LOW

🎯 Exploit Status

Public PoC: ⚠️ Yes
Weaponized: LIKELY
Unauthenticated Exploit: ⚠️ Yes
Complexity: LOW

Simple reflected XSS requiring user interaction (clicking link). Exploit code is publicly available in vulnerability reports.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 1.6.73 or later

Vendor Advisory: https://plugins.trac.wordpress.org/browser/booking-package

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Navigate to Plugins → Installed Plugins. 3. Find Booking Package plugin. 4. Click 'Update Now' if update available. 5. Alternatively, download version 1.6.73+ from WordPress repository and manually update.

🔧 Temporary Workarounds

Input Validation via WAF

all

Block malicious locale parameter values using web application firewall rules

WAF-specific configuration required

Content Security Policy

all

Implement strict CSP headers to prevent script execution from untrusted sources

Header set Content-Security-Policy "default-src 'self'; script-src 'self'"
Header set X-Content-Type-Options "nosniff"

🧯 If You Can't Patch

  • Disable Booking Package plugin immediately
  • Implement strict WAF rules blocking locale parameter manipulation

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin → Plugins → Booking Package version. If version ≤1.6.72, vulnerable.

Check Version:

wp plugin list --name=booking-package --field=version (if WP-CLI installed)

Verify Fix Applied:

Confirm plugin version is 1.6.73 or higher in WordPress admin panel.

📡 Detection & Monitoring

Log Indicators:

  • HTTP requests with suspicious locale parameter values containing script tags
  • Unusual GET parameters with JavaScript payloads

Network Indicators:

  • Outbound connections to suspicious domains following locale parameter manipulation

SIEM Query:

web.url:*locale=*<script* OR web.url:*locale=*javascript:*

🔗 References

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