CVE-2025-7338

Multer vulnerable to Denial of Service via unhandled exception from malformed request

Published Jul 17, 2025 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-21776 Multer vulnerable to Denial of Service via unhandled exception from malformed request
Github GHSA Github GHSA GHSA-fjgf-rc76-4x9p Multer vulnerable to Denial of Service via unhandled exception from malformed request
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title Multer vulnerable to Denial of Service via unhandled exception from malformed request
Weaknesses CWE-248
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

Subscriptions

No data.

Weaknesses

Sources

Status
PUBLISHED
Assigner
openjs
Published
Updated
Jul 17, 2025, 4:48 PM
Reserved
Jul 7, 2025, 8:01 PM
Status
Deferred
Published
Jul 17, 2025, 4:15 PM
Modified
Jun 17, 2026, 10:04 AM
Severity
Moderate
Public date
Jul 17, 2025, 3:26 PM