CVE-2024-35652

7.1 HIGH

📋 TL;DR

This vulnerability allows attackers to inject malicious scripts into web pages generated by the Event Tickets with Ticket Scanner WordPress plugin. When users visit a specially crafted URL, the script executes in their browser, potentially stealing session cookies or performing actions on their behalf. All WordPress sites using vulnerable versions of this plugin are affected.

💻 Affected Systems

Products:
  • Event Tickets with Ticket Scanner WordPress Plugin
Versions: n/a through 2.3.1
Operating Systems: Any OS running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: All WordPress installations using vulnerable plugin versions are affected regardless of configuration.

📦 What is this software?

⚠️ Risk & Real-World Impact

🔴

Worst Case

Attackers could steal administrator session cookies, take over WordPress sites, deface websites, or redirect users to malicious sites.

🟠

Likely Case

Attackers steal user session cookies or credentials, perform unauthorized actions on behalf of users, or redirect to phishing pages.

🟢

If Mitigated

With proper input validation and output encoding, malicious scripts are neutralized before reaching users' browsers.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

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

Reflected XSS vulnerabilities are commonly exploited and require minimal technical skill.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 2.3.2 or later

Vendor Advisory: https://patchstack.com/database/vulnerability/event-tickets-with-ticket-scanner/wordpress-event-tickets-with-ticket-scanner-plugin-2-3-1-reflected-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 'Event Tickets with Ticket Scanner'. 4. Click 'Update Now' if available. 5. If no update appears, manually download version 2.3.2+ from WordPress.org and replace plugin files.

🔧 Temporary Workarounds

Disable Plugin

all

Temporarily disable the vulnerable plugin until patched.

wp plugin deactivate event-tickets-with-ticket-scanner

Web Application Firewall (WAF)

all

Configure WAF to block XSS payloads targeting the plugin endpoints.

🧯 If You Can't Patch

  • Implement Content Security Policy (CSP) headers to restrict script execution
  • Use browser security extensions that block reflected XSS attacks

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin panel > Plugins > Event Tickets with Ticket Scanner version. If version is 2.3.1 or earlier, you are vulnerable.

Check Version:

wp plugin get event-tickets-with-ticket-scanner --field=version

Verify Fix Applied:

After updating, verify plugin version shows 2.3.2 or later in WordPress admin panel.

📡 Detection & Monitoring

Log Indicators:

  • Unusual GET/POST requests containing script tags or JavaScript payloads to plugin endpoints
  • 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_server_logs" AND (uri_path="*event-tickets*" OR uri_path="*ticket-scanner*") AND (http_query="*<script>*" OR http_query="*javascript:*" OR http_query="*%3Cscript%3E*")

🔗 References

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