CVE-2021-42169
The Simple Payroll System with Dynamic Tax Bracket in PHP using SQLite Free Source Code (by:...
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2021-42169- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-89
- Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2021-42169- Updated
- 2026-11-02
EUVDEUVD-2021-29152 No score
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.
- Record
EUVD-2021-29152- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-26hm-cr9c-2627
The Simple Payroll System with Dynamic Tax Bracket in PHP using SQLite Free Source Code (by:...
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.
- Record
GHSA-26hm-cr9c-2627- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-89
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-42169 is a critical vulnerability (CVSS 9.8) in Simple Payroll System With Dynamic Tax Bracket Project Payroll System With Dynamic Tax Bracket, published October 22, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.83%, the 86th percentile. No source names a fixed version.