# CVE-2026-4223: itsourcecode Payroll Management System manage_employee.php sql injection

> Remote attackers can exploit SQL injection in manage_employee.php to read or modify payroll data in itsourcecode Payroll Management System.

- **Severity:** Medium 6.9 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 16 Mar 2026
- **Updated:** 16 Mar 2026
- **Also known as:** GHSA-f7mc-3j8p-q33m

## What is CVE-2026-4223?

CVE-2026-4223 is a medium-severity SQL injection vulnerability in itsourcecode Payroll Management System, published on 16 Mar 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

A vulnerability was identified in itsourcecode Payroll Management System 1.0. This issue affects some unknown processing of the file /manage_employee.php. Such manipulation of the argument ID leads to sql injection. The attack can be executed remotely. The exploit is publicly available and might be used.

Weakness: CWE-89 (Improper Neutralization of Special Elements used in an SQL Command), CWE-74 (Improper Neutralization of Special Elements in Output Used by a Downstream Component)

## Which versions are affected by CVE-2026-4223?

It affects 1 product.


Products: Angeljudesuarez Payroll Management System.

## How do I fix CVE-2026-4223?

No fix has been published for CVE-2026-4223 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-4223 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-4223 exists.

## Other vulnerabilities in itsourcecode Payroll Management System

- [CVE-2026-3812](https://insights.sbomify.com/CVE-2026-3812/): itsourcecode Payroll Management System manage_employee_allowances.php cross site scripting (medium 5.3)
- [CVE-2024-5898](https://insights.sbomify.com/CVE-2024-5898/): itsourcecode Payroll Management System print_payroll.php sql injection (medium 5.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-4223 and fix it if it is affected.

What it is: CVE-2026-4223 is a medium-severity SQL injection vulnerability in itsourcecode Payroll Management System, published on 16 Mar 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-4223 exists.

Affected product: itsourcecode Payroll Management System. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2026-4223/ (Markdown: https://insights.sbomify.com/CVE-2026-4223/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-4223
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-4223
- OSV: https://osv.dev/vulnerability/CVE-2026-4223

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-4223/
Summaries are generated and may contain mistakes; the official description above is the record.