What is CVE-2022-28531?

CVE-2022-28531 is a critical-severity vulnerability in Covid-19 Directory On Vaccination System Project, classified under SQL Injection. CVSS score: 9.8/10. Published 2022-05-20.

How severe is CVE-2022-28531?

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

SQL Injection in Covid-19 Directory On Vaccination System Project

CVE-2022-28531

Sourcecodester Covid-19 Directory on Vaccination System1.0 is vulnerable to SQL Injection via the admin/login.php txtusername (aka Username) field.

Vulnerability class: SQL Injection

Published 2022-05-20 · 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: 0.146 (96.6th percentile), scored 2026-10-03.

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 97th percentile — 96.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.146 · newest: 0.146 · change: 0.000

Affected products

Covid-19 Directory On Vaccination System Project — versions 1.0

Weakness classification (CWE)

CWE-89 — SQL Injection

References

packetstormsecurity.com/files/166481/Covid-19-Directory-On-Vaccination-System-1… (Exploit, VDB Entry, Third Party Advisory)
www.sourcecodester.com/php/15244/design-and-implementation-covid-19-directory-v… (Product)

Frequently asked questions

What is CVE-2022-28531?: CVE-2022-28531 is a critical-severity vulnerability in Covid-19 Directory On Vaccination System Project, classified under SQL Injection. CVSS score: 9.8/10. Published 2022-05-20.
How severe is CVE-2022-28531?: Critical severity. CVSS v3 base score is 9.8 out of 10.