CVE-2025-47944

HIGH

multer 1.4.4-lts.1-2.0.0 - Denial of Service via Malformed Multi-Part Upload Request

Title source: llm
STIX 2.1

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.

References (3)

Core 3

Scores

CVSS v3 7.5
EPSS 0.0066
EPSS Percentile 46.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-248
Status published
Products (2)
expressjs/multer >=1.4.4-lts.1, <2.0.0
npm/multer 1.4.4-lts.1 - 2.0.0npm
Published May 19, 2025
Tracked Since Feb 18, 2026