CVE-2025-47944

HIGH

NPM Multer < 2.0.0 - Denial of Service

Title source: rule

Description

Multer is a node.js middleware for handling `multipart/form-data`. A vulnerability that is present starting in version 1.4.4-lts.1 and prior to version 2.0.0 allows an attacker to trigger a Denial of Service (DoS) by sending a malformed multi-part upload request. This request causes an unhandled exception, leading to a crash of the process. Users should upgrade to version 2.0.0 to receive a patch. No known workarounds are available.

Scores

CVSS v3 7.5
EPSS 0.0001
EPSS Percentile 1.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Classification

CWE
CWE-248
Status draft

Affected Products (1)

npm/multer < 2.0.0npm

Timeline

Published May 19, 2025
Tracked Since Feb 18, 2026