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CVE-2025-47944

CVE-2025-47944 · Multer vulnerable to Denial of Service from maliciously crafted requests

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 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.

CVSS 7.5 · High · EPSS 0.8% · Fix available

Published
Updated

Stack: node

Affected products and versions

  • multer

    Versions
    • >=1.4.4-lts.1, <2.0.0: Affected

    No fix published

  • multer npm

    Affected ranges
    • SEMVER: ≥ 1.4.4-lts.1, < 2.0.0

    Update to 2.0.0

Original sources

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