CVE-2025-30511
📋 TL;DR
An authenticated attacker can inject malicious scripts into the plant name field, which are then stored and executed when other users view the affected page. This stored cross-site scripting vulnerability affects systems using the vulnerable software where users can add or edit plants. The CVSS score of 8.8 indicates high severity.
💻 Affected Systems
- Specific product information not provided in CVE description
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Attacker steals session cookies, hijacks authenticated sessions, performs actions as legitimate users, or installs malware on user systems.
Likely Case
Attacker steals user credentials, performs unauthorized actions within the application, or redirects users to malicious sites.
If Mitigated
Script execution is blocked by browser security features or content security policies, limiting impact to specific user sessions.
🎯 Exploit Status
Exploitation requires authenticated access and knowledge of the vulnerable field
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Not specified
Vendor Advisory: https://www.cisa.gov/news-events/ics-advisories/icsa-25-105-04
Restart Required: No
Instructions:
1. Monitor vendor for patch release
2. Apply patch when available
3. Test in non-production environment first
🔧 Temporary Workarounds
Input Validation and Sanitization
allImplement server-side validation and sanitization of plant name field
Content Security Policy
allImplement strict CSP headers to prevent script execution
Content-Security-Policy: default-src 'self'; script-src 'self'
🧯 If You Can't Patch
- Disable plant name editing functionality for non-administrative users
- Implement web application firewall rules to block XSS payloads
🔍 How to Verify
Check if Vulnerable:
Test by entering XSS payloads like <script>alert('test')</script> in plant name field and checking if script executesCheck Version:
Check application version through admin interface or configuration filesVerify Fix Applied:
Test with same XSS payloads and verify scripts are properly sanitized or blocked📡 Detection & Monitoring
Log Indicators:
- Unusual plant name entries containing script tags or JavaScript code
- Multiple failed login attempts followed by plant name modifications
Network Indicators:
- HTTP requests with suspicious payloads in plant name parameter
- Outbound connections to unknown domains after viewing plant data
SIEM Query:
source=web_logs AND (plant_name CONTAINS "<script>" OR plant_name CONTAINS "javascript:")