Vulnerability in Expressjs Multer

CVE-2026-3520

Multer is a node.js middleware for handling `multipart/form-data`. A vulnerability in Multer prior to version 2.1.1 allows an attacker to trigger a Denial of Service (DoS) by sending malformed requests, potentially causing stack overflow…

EPSS: 0.005 (41.4th percentile) — read the EPSS interpretation.

Affected products

Weakness classification (CWE)

References