SQL Injection in Simple Payroll System With Dynamic Tax Bracket Project

CVE-2021-42169

The Simple Payroll System with Dynamic Tax Bracket in PHP using SQLite Free Source Code (by: oretnom23 ) is vulnerable from remote SQL-Injection-Bypass-Authentication for the admin account. The parameter (username) from the login form is not protected correctly and there is no security and escaping from malicious payloads.

Vulnerability class: SQL Injection

EPSS: 0.028 (85.4th percentile) — read the EPSS interpretation.

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.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

  • cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
  • cve@mitre.org (Exploit, VDB Entry, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-42169?
CVE-2021-42169 is a critical-severity vulnerability in Simple Payroll System With Dynamic Tax Bracket Project, classified under SQL Injection. CVSS score: 9.8/10. Published 2021-10-22.
How severe is CVE-2021-42169?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2021-42169 known to be exploited?
4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.