Skip to content
Fencer Vulns
critical 9.8

CVE-2022-28531 in the critical feed json

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

published 2022-05-20 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-32973

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
14.6%
EPSS 14.6% chance of exploitation in 30 days, percentile 96%
public exploits
0
none known

Summary

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

Exploit prediction

14.58% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • packetstormsecurity.com https://packetstormsecurity.com/files/166481/Covid-19-Directory-On-Vaccination-System-1.0-SQL-Injection.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-89 Improper Neutralization of Special Elements used in an SQL Command

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.