CVE-2025-7338

HIGH

multer >=1.4.4-lts.1 <2.0.2 - Denial of Service via Malformed Multi-Part Upload Request

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2025-7338. PoCs published by r2c-CSE.

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 2.0.2 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 2.0.2 to receive a patch. No known workarounds are available.

Scores

CVSS v3 7.5
EPSS 0.0062
EPSS Percentile 44.6%
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 - 2.0.2
npm/multer 1.4.4-lts.1 - 2.0.2npm
Published Jul 17, 2025
Tracked Since Feb 18, 2026