CVE-2025-9662
📋 TL;DR
CVE-2025-9662 is an SQL injection vulnerability in Simple Grading System 1.0's admin panel login.php file. Attackers can execute arbitrary SQL commands remotely, potentially compromising the database. All deployments of Simple Grading System 1.0 are affected.
💻 Affected Systems
- Simple Grading System
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise leading to data theft, data manipulation, authentication bypass, or full system takeover via subsequent attacks.
Likely Case
Unauthorized access to sensitive student/grade data, potential admin account takeover, and database manipulation.
If Mitigated
Limited impact with proper input validation, WAF rules, and database permissions restricting damage to non-critical data.
🎯 Exploit Status
Exploit details are publicly disclosed and SQL injection is a well-understood attack vector with many automated tools available.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: https://code-projects.org/
Restart Required: No
Instructions:
1. Check vendor website for updates. 2. If no patch, implement workarounds. 3. Consider migrating to alternative software if unmaintained.
🔧 Temporary Workarounds
Input Validation and Sanitization
allAdd parameterized queries or prepared statements to login.php to prevent SQL injection.
Modify login.php to use PDO or mysqli prepared statements instead of direct SQL concatenation.
Web Application Firewall (WAF)
allDeploy WAF rules to block SQL injection patterns targeting /login.php.
Configure WAF to detect and block SQL injection attempts with rules like OWASP CRS 942xxx series.
🧯 If You Can't Patch
- Restrict network access to the admin panel using firewall rules or IP whitelisting.
- Implement strong database permissions limiting the application user to only necessary operations.
🔍 How to Verify
Check if Vulnerable:
Test /login.php with SQL injection payloads (e.g., ' OR '1'='1) and observe if it returns unexpected data or errors.Check Version:
Check the software version in the application interface or configuration files.Verify Fix Applied:
Retest with SQL injection payloads after applying fixes; successful attacks should be blocked with no data leakage.📡 Detection & Monitoring
Log Indicators:
- Unusual SQL errors in application logs
- Multiple failed login attempts with SQL-like patterns
- Admin panel access from unexpected IPs
Network Indicators:
- HTTP requests to /login.php containing SQL keywords (e.g., UNION, SELECT, OR)
SIEM Query:
source="web_logs" AND uri="/login.php" AND (request LIKE "%OR%" OR request LIKE "%UNION%" OR request LIKE "%SELECT%")