---
title: "@mockoon/commons-server — CVE-2026-59148"
description: "An authentication bypass flaw affects the npm package @mockoon/commons-server. Affected versions: < 9.7.0. Fixed from version 9.7.0. CVSS score 8.8."
canonical: https://inyourgeek.com/en/failles-de-securite/2026-09-11-cve-2026-59148
type: faille-de-securite
author: "Sébastien Soulier"
publisher: "InYourGeek"
language: en
datePublished: 2026-09-11
dateModified: 2026-09-11
---
# @mockoon/commons-server — CVE-2026-59148

An authentication bypass flaw affects the npm package @mockoon/commons-server. Affected versions: < 9.7.0. Fixed from version 9.7.0. CVSS score 8.8.

## What to do

Update @mockoon/commons-server to 9.7.0 or later.

| Fact | Value |
| --- | --- |
| Package | @mockoon/commons-server |
| Ecosystem | npm (JavaScript) |
| Class | Authentication bypass |
| Affected versions | < 9.7.0 |
| Fixed version | 9.7.0 |
| CVSS | 8.8 |
| CVE | CVE-2026-59148 |
| GHSA | GHSA-rqx4-3f6q-3x2v |
| Published on | September 11, 2026 |
| Severity | High |

## Sources

- [GitHub Security Advisory — GHSA-rqx4-3f6q-3x2v](https://github.com/advisories/GHSA-rqx4-3f6q-3x2v) — GitHub Security Advisories
- [NVD — CVE-2026-59148](https://nvd.nist.gov/vuln/detail/CVE-2026-59148) — NVD

---

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