CVE-2025-52787

7.1 HIGH

📋 TL;DR

This is a reflected cross-site scripting (XSS) vulnerability in the Tennis Court Bookings WordPress plugin. Attackers can inject malicious scripts via crafted URLs that execute when victims visit those links. All WordPress sites using vulnerable versions of this plugin are affected.

💻 Affected Systems

Products:
  • Tennis Court Bookings WordPress Plugin
Versions: n/a through 1.2.7
Operating Systems: Any OS running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: All WordPress installations with vulnerable plugin versions are affected regardless of configuration.

⚠️ 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 could steal session cookies, redirect users to malicious sites, perform actions on behalf of authenticated users, or deface websites.

🟠

Likely Case

Attackers typically use this to steal session cookies and hijack administrator accounts, then install backdoors or malware.

🟢

If Mitigated

With proper input validation and output encoding, malicious scripts would be neutralized before execution.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

Public PoC: ✅ No
Weaponized: LIKELY
Unauthenticated Exploit: ⚠️ Yes
Complexity: LOW

Reflected XSS vulnerabilities are commonly exploited via phishing or malicious links.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 1.2.8 or later

Vendor Advisory: https://patchstack.com/database/wordpress/plugin/tennis-court-bookings/vulnerability/wordpress-tennis-court-bookings-1-2-7-cross-site-scripting-xss-vulnerability?_s_id=cve

Restart Required: No

Instructions:

1. Log into WordPress admin panel
2. Navigate to Plugins > Installed Plugins
3. Find Tennis Court Bookings plugin
4. Click 'Update Now' if available
5. Alternatively, download version 1.2.8+ from WordPress repository and manually update

🔧 Temporary Workarounds

Disable Plugin

all

Temporarily disable the vulnerable plugin until patched

wp plugin deactivate tennis-court-bookings

Web Application Firewall (WAF)

all

Configure WAF to block XSS payloads in query parameters

🧯 If You Can't Patch

  • Implement Content Security Policy (CSP) headers to restrict script execution
  • Use browser security features like HttpOnly cookies and SameSite attributes

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin panel > Plugins > Tennis Court Bookings version number

Check Version:

wp plugin get tennis-court-bookings --field=version

Verify Fix Applied:

Verify plugin version is 1.2.8 or higher in WordPress admin

📡 Detection & Monitoring

Log Indicators:

  • Unusual query parameters containing script tags or JavaScript in URLs
  • Multiple failed XSS attempts in web server logs

Network Indicators:

  • HTTP requests with suspicious parameters containing <script>, javascript:, or encoded payloads

SIEM Query:

source="web_access.log" AND ("<script" OR "javascript:" OR "%3Cscript" OR "%22%3E%3Cscript")

🔗 References

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