---
title: "multer — CVE-2026-82333"
description: "A denial of service flaw affects the npm package multer. Affected versions: < 2.3.0. Fixed from version 2.3.0. CVSS score 7.5."
canonical: https://inyourgeek.com/en/failles-de-securite/2026-09-08-cve-2026-82333
type: faille-de-securite
author: "Sébastien Soulier"
publisher: "InYourGeek"
language: en
datePublished: 2026-09-08
dateModified: 2026-09-08
---
# multer — CVE-2026-82333

A denial of service flaw affects the npm package multer. Affected versions: < 2.3.0. Fixed from version 2.3.0. CVSS score 7.5.

## What to do

Update multer to 2.3.0 or later.

| Fact | Value |
| --- | --- |
| Package | multer |
| Ecosystem | npm (JavaScript) |
| Class | Denial of service |
| Affected versions | < 2.3.0 |
| Fixed version | 2.3.0 |
| CVSS | 7.5 |
| CVE | CVE-2026-82333 |
| GHSA | GHSA-535w-7cp7-47q4 |
| Published on | September 8, 2026 |
| Severity | High |

## Sources

- [GitHub Security Advisory — GHSA-535w-7cp7-47q4](https://github.com/advisories/GHSA-535w-7cp7-47q4) — GitHub Security Advisories
- [NVD — CVE-2026-82333](https://nvd.nist.gov/vuln/detail/CVE-2026-82333) — NVD

---

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