CVE-2026-2359

Multer is a node.js middleware for handling `multipart/form-data`. A vulnerability in Multer prior to version…

CVSS 4.0 · ce714d77-add3-4f53-aff5-83d477b104bb · Secondary 8.7 HIGHCVSS 3.1 · [email protected] · Primary 7.5 HIGHCVSS 3.1 · 0b0ca135-0b70-47e7-9f44-1890c2a1c46c · Secondary 7.5 HIGHCheck source for fixed versionsKEV status unknown

Original advisory

Historical advisory recorded 25 Oct 2026 05:17:36 UTC. Read the latest advisory.

nvd · CVE-2026-2359

Published

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 dropping connection during file upload, potentially causing resource exhaustion. Users should upgrade to version 2.1.0 to receive a patch. No known workarounds are available.

Read the publisher's advisory

Affected versions, risk and source history

nvd · CVE-2026-2359

Published

NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON.

Source analysis status: Modified

Weakness classifications: CWE-772

Original publisher date fields

published: 2026-02-27T16:16:25.467

lastModified: 2026-07-15T02:19:30.117

1 source CPE criteria · context only

cpe:2.3:a:expressjs:multer:*:*:*:*:*:node.js:*:*

The original JSON retains the logical configuration operators, exclusions and version bounds.

No normalized affected-package data is projected for this source revision. The original publisher record may contain additional product and version evidence; this does not establish that a package is unaffected.

Original source record · Cite this exact observation · Complete original publisher JSON