8.7High

CVE-2026-3304Multer vulnerable to Denial of Service via incomplete cleanup

expressjs multer; Red Hat Red Hat Developer Hub 1.8; Red Hat Red Hat Developer Hub 1.9; Red Hat Logging Subsystem for Red Hat OpenShift Published: (8 months ago)

Description

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 sending malformed requests, potentially causing resource exhaustion. Users should upgrade to version 2.1.0 to receive a patch. No known workarounds are available.

Weakness (CWE): CWE-459

Data: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Published as the sources state it, in English.

Affected products and versions

References and patches

CPE matches (NVD) (1)

  • cpe:2.3:a:expressjs:multer:*:*:*:*:*:node.js:*:* < 2.1.0