CVE-2026-2221
📋 TL;DR
CVE-2026-2221 is a SQL injection vulnerability in code-projects Online Reviewer System 1.0 that allows remote attackers to execute arbitrary SQL commands via the Username parameter in the login component. This can lead to unauthorized data access, modification, or deletion. All deployments of Online Reviewer System 1.0 with the vulnerable login component are affected.
💻 Affected Systems
- code-projects Online Reviewer System
⚠️ 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.
- Review the CVE details at NVD
- Check vendor security advisories for your specific version
- Test if the vulnerability is exploitable in your environment
- Consider updating to the latest version as a precaution
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise including data theft, data destruction, authentication bypass, and potential server takeover via SQL injection escalation.
Likely Case
Unauthorized access to sensitive user data, manipulation of review scores, and potential privilege escalation within the application.
If Mitigated
Limited impact with proper input validation and database permissions, potentially only error messages or failed login attempts.
🎯 Exploit Status
Exploit code is publicly available on GitHub, making this easily exploitable by attackers with basic SQL injection knowledge.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: https://code-projects.org/
Restart Required: No
Instructions:
1. Check code-projects.org for security updates. 2. If no patch available, implement workarounds. 3. Consider migrating to a supported version or alternative software.
🔧 Temporary Workarounds
Input Validation Filter
allAdd parameterized queries or input validation to the Username field in /login/index.php
Modify PHP code to use prepared statements: $stmt = $conn->prepare('SELECT * FROM users WHERE username = ?'); $stmt->bind_param('s', $username);
Web Application Firewall
allDeploy WAF with SQL injection rules to block malicious requests
🧯 If You Can't Patch
- Isolate the system behind a firewall with strict access controls
- Implement network segmentation to limit database access from the application server
🔍 How to Verify
Check if Vulnerable:
Test the login endpoint with SQL injection payloads like ' OR '1'='1 in the Username field and observe database errors or unexpected behavior.Check Version:
Check the software version in the application interface or configuration files.Verify Fix Applied:
Attempt SQL injection attacks after implementing fixes and verify they are blocked or properly handled without database errors.📡 Detection & Monitoring
Log Indicators:
- Unusual SQL syntax in login attempts
- Multiple failed login attempts with SQL keywords
- Database error messages in application logs
Network Indicators:
- HTTP POST requests to /login/index.php containing SQL keywords in parameters
- Unusual database connection patterns from the application server
SIEM Query:
source="web_logs" AND uri="/login/index.php" AND (request_body CONTAINS "' OR" OR request_body CONTAINS "UNION" OR request_body CONTAINS "SELECT *")