Description

Multer is a node.js middleware for handling `multipart/form-data`. A vulnerability in Multer prior to version 2.1.0 allows an attacker to trigger a Denial of Service (DoS) by sending malformed requests, potentially causing resource exhaustion. Users should upgrade to version 2.1.0 to receive a patch. No known workarounds are available.

INFO

Published Date :

2026-02-27T15:44:37.187Z

Last Modified :

2026-02-27T17:12:45.375Z

Source :

openjs
AFFECTED PRODUCTS

The following products are affected by CVE-2026-3304 vulnerability.

Vendors Products
Expressjs
  • Multer
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2026-3304.

URL Resource
https://cna.openjsf.org/security-advisories.html cve-icon cve-icon cve-icon
https://github.com/expressjs/multer/commit/739919097dde3921ec31b930e4b9025036fa74ee cve-icon cve-icon cve-icon
https://github.com/expressjs/multer/security/advisories/GHSA-xf7r-hgr6-v32p cve-icon cve-icon cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2026-3304 cve-icon
https://www.cve.org/CVERecord?id=CVE-2026-3304 cve-icon cve-icon cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Attack Requirements
Privileges Required
User Interaction
VS Confidentiality
VS Integrity
VS Availability
SS Confidentiality
SS Integrity
SS Availability
Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact