CVE-2025-25516
📋 TL;DR
Seacms versions up to 13.3 contain a SQL injection vulnerability in admin_paylog.php that allows attackers to execute arbitrary SQL commands. This affects all Seacms installations running vulnerable versions, potentially compromising the underlying database. Attackers could exploit this to steal sensitive data, modify content, or gain administrative access.
💻 Affected Systems
- Seacms
📦 What is this software?
Seacms by Seacms
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise leading to data theft, website defacement, privilege escalation to admin, and potential server takeover via SQL injection to RCE chaining.
Likely Case
Unauthorized access to sensitive payment logs, user data extraction, and potential administrative account takeover.
If Mitigated
Limited impact with proper input validation, parameterized queries, and WAF protection blocking malicious SQL patterns.
🎯 Exploit Status
Exploit requires admin panel access; SQL injection is straightforward once authenticated.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: Not available
Restart Required: No
Instructions:
1. Check for official patch from Seacms developers. 2. If no patch, upgrade to latest version if available. 3. Apply manual fixes to admin_paylog.php.
🔧 Temporary Workarounds
Input Validation and Sanitization
allAdd proper input validation and parameterized queries to admin_paylog.php
Edit admin_paylog.php to use prepared statements with PDO or mysqli
Access Restriction
allRestrict access to admin_paylog.php to trusted IP addresses only
Add .htaccess rules or web server configuration to limit access
🧯 If You Can't Patch
- Implement Web Application Firewall (WAF) with SQL injection rules
- Disable or rename admin_paylog.php if not required
🔍 How to Verify
Check if Vulnerable:
Check if Seacms version is <= 13.3 and review admin_paylog.php for unsanitized input parametersCheck Version:
Check Seacms version in admin panel or readme filesVerify Fix Applied:
Test admin_paylog.php with SQL injection payloads after applying fixes📡 Detection & Monitoring
Log Indicators:
- Unusual SQL queries in database logs
- Multiple failed login attempts to admin panel
- Suspicious POST requests to admin_paylog.php
Network Indicators:
- SQL injection patterns in HTTP requests
- Unusual database connection patterns
SIEM Query:
source="web_logs" AND (uri="*admin_paylog.php*" AND (payload="*UNION*" OR payload="*SELECT*" OR payload="*INSERT*"))