SQL injection vulnerability in SourceCodester Water Billing System 1.0 via the username and password parameters to process.php.
Conclusion & alert: CVE-2020-28183 is rated High Exploit Risk (82.8/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 1.47%). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-03-19 | 1.13% | 1.47% | +0.34% |
| 2 | 2025-03-30 | 1.36% | 1.13% | -0.23% |
| 3 | 2025-03-29 | — | 1.36% | — |
Full EPSS history (20 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.8 | 3.1 | CRITICAL |
|
3.9 | 5.9 | [email protected] |
| 10.0 | 2.0 | HIGH |
|
10.0 | 10.0 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| water_billing_system_project | water_billing_system | 1.0 | cpe:2.3:a:water_billing_system_project:water_billing_system:1.0:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://github.com/sartlabs/0days/tree/main/WBS | Third Party Advisory |
| https://research-labs.net/search/exploits/water-billing-system-10-username-and-password-parameters-sql-injection | Broken Link |
| https://www.exploit-db.com/exploits/49032 | Exploit Third Party Advisory VDB Entry |