---
title: "fast-jwt — CVE-2026-107723"
description: "A security flaw affects the npm package fast-jwt. Affected versions: <= 6.2.4. Fixed from version 6.3.0. CVSS score 8.1."
canonical: https://inyourgeek.com/en/failles-de-securite/2026-10-08-cve-2026-107723
type: faille-de-securite
author: "Sébastien Soulier"
publisher: "InYourGeek"
language: en
datePublished: 2026-10-08
dateModified: 2026-10-08
---
# fast-jwt — CVE-2026-107723

A security flaw affects the npm package fast-jwt. Affected versions: <= 6.2.4. Fixed from version 6.3.0. CVSS score 8.1.

## What to do

Update fast-jwt to 6.3.0 or later.

| Fact | Value |
| --- | --- |
| Package | fast-jwt |
| Ecosystem | npm (JavaScript) |
| Class | Other |
| Affected versions | <= 6.2.4 |
| Fixed version | 6.3.0 |
| CVSS | 8.1 |
| CVE | CVE-2026-107723 |
| GHSA | GHSA-5hjw-83fp-phq9 |
| Published on | October 8, 2026 |
| Severity | High |

## Sources

- [GitHub Security Advisory — GHSA-5hjw-83fp-phq9](https://github.com/advisories/GHSA-5hjw-83fp-phq9) — GitHub Security Advisories
- [NVD — CVE-2026-107723](https://nvd.nist.gov/vuln/detail/CVE-2026-107723) — NVD

---

Equivalent HTML page : https://inyourgeek.com/en/failles-de-securite/2026-10-08-cve-2026-107723
Published by InYourGeek — https://inyourgeek.com/en/a-propos
Method and safeguards : https://inyourgeek.com/en/methode
Full register : https://inyourgeek.com/en/failles-de-securite