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CVE-2026-2359

CVE-2026-2359 · Multer vulnerable to Denial of Service via resource exhaustion

This page contains facts from public vulnerability sources. Check the original advisory before updating.

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 dropping connection during file upload, potentially causing resource exhaustion. Users should upgrade to version 2.1.0 to receive a patch. No known workarounds are available.

CVSS 8.7 · High · EPSS 0.7% · Fix available

Published
Updated

Stack: node

Affected products and versions

  • multer

    Versions
    • ≥ 0.0.0, < 2.1.0: Affected (semver)

    Update to 2.1.0

  • multer npm

    Affected ranges
    • SEMVER: < 2.1.0

    Update to 2.1.0

Original sources

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