# CVE-2023-54163: NLB mKlik Macedonia 3.3.12 SQL Injection via International Transfer Parameters

> Attackers can inject SQL code via international transfer parameters to disclose sensitive data from the NLB mKlik mobile banking application.

- **Severity:** High 8.8 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 30 Dec 2025
- **Updated:** 16 Jan 2026
- **Also known as:** GHSA-4rhh-qhhp-cw22

## What is CVE-2023-54163?

CVE-2023-54163 is a high-severity SQL injection vulnerability in NLB mKlik Makedonija, published on 30 Dec 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

NLB mKlik Macedonia 3.3.12 contains a SQL injection vulnerability in international transfer parameters that allows attackers to manipulate database queries. Attackers can inject arbitrary SQL code through unsanitized input to potentially disclose sensitive information from the mobile banking application.

Weakness: CWE-89 (Improper Neutralization of Special Elements used in an SQL Command)

## Which versions are affected by CVE-2023-54163?

It affects 1 product.


Products: Nlb Mklik Makedonija.

## How do I fix CVE-2023-54163?

No fix has been published for CVE-2023-54163 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-54163 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-54163 exists.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-54163 and fix it if it is affected.

What it is: CVE-2023-54163 is a high-severity SQL injection vulnerability in NLB mKlik Makedonija, published on 30 Dec 2025. 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-2023-54163 exists.

Affected product: NLB mKlik Makedonija. 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-2023-54163/ (Markdown: https://insights.sbomify.com/CVE-2023-54163/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-54163
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-54163
- OSV: https://osv.dev/vulnerability/CVE-2023-54163

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-54163/
Summaries are generated and may contain mistakes; the official description above is the record.