---
title: "handlebars — CVE-2026-106446"
description: "A remote code execution flaw affects the npm package handlebars. Affected versions: >= 4.0.0, <= 4.7.9. Fixed from version 4.7.10. CVSS score 9.8."
canonical: https://inyourgeek.com/en/failles-de-securite/2026-10-08-cve-2026-106446
type: faille-de-securite
author: "Sébastien Soulier"
publisher: "InYourGeek"
language: en
datePublished: 2026-10-08
dateModified: 2026-10-08
---
# handlebars — CVE-2026-106446

A remote code execution flaw affects the npm package handlebars. Affected versions: >= 4.0.0, <= 4.7.9. Fixed from version 4.7.10. CVSS score 9.8.

## What to do

Update handlebars to 4.7.10 or later.

| Fact | Value |
| --- | --- |
| Package | handlebars |
| Ecosystem | npm (JavaScript) |
| Class | Remote code execution |
| Affected versions | >= 4.0.0, <= 4.7.9 |
| Fixed version | 4.7.10 |
| CVSS | 9.8 |
| CVE | CVE-2026-106446 |
| GHSA | GHSA-8r5x-fm3f-whwj |
| Published on | October 8, 2026 |
| Severity | Critical |

## Sources

- [GitHub Security Advisory — GHSA-8r5x-fm3f-whwj](https://github.com/advisories/GHSA-8r5x-fm3f-whwj) — GitHub Security Advisories
- [NVD — CVE-2026-106446](https://nvd.nist.gov/vuln/detail/CVE-2026-106446) — NVD

---

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