What is CVE-2020-36033?

CVE-2020-36033 is a critical-severity vulnerability in Water Billing System Project, classified under SQL Injection. CVSS score: 9.8/10. Published 2021-07-22.

How severe is CVE-2020-36033?

Critical severity. CVSS v3 base score is 9.8 out of 10.

SQL Injection in Water Billing System Project

CVE-2020-36033

SQL injection vulnerability in SourceCodester Water Billing System 1.0 via the id parameter to edituser.php.

Vulnerability class: SQL Injection

Published 2021-07-22 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.011 (65.2th percentile), scored 2026-10-02.

Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 65.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

Water Billing System Project — versions 1.0

Weakness classification (CWE)

CWE-89 — SQL Injection

References

github.com/TCSWT/Water-Billing-System (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2020-36033?: CVE-2020-36033 is a critical-severity vulnerability in Water Billing System Project, classified under SQL Injection. CVSS score: 9.8/10. Published 2021-07-22.
How severe is CVE-2020-36033?: Critical severity. CVSS v3 base score is 9.8 out of 10.