CVE-2020-28183: Water Billing System Project Water Billing System

Critical severity, CVSS 9.8. EPSS: 2.6% chance of exploitation in the next 30 days.

SQL injection vulnerability in SourceCodester Water Billing System 1.0 via the username and password parameters to process.php.

Affected products

• Water Billing System Project Water Billing System: version 1.0 only

Published 2020-11-17. Last modified 2026-06-17.