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. Users should upgrade to version 2.1.1 to receive a patch. No known workarounds are available.
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History
Wed, 04 Mar 2026 16:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | 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. Users should upgrade to version 2.1.1 to receive a patch. No known workarounds are available. | |
| Title | Multer vulnerable to Denial of Service via uncontrolled recursion | |
| Weaknesses | CWE-674 | |
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| Metrics |
cvssV4_0
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Status: PUBLISHED
Assigner: openjs
Published:
Updated: 2026-03-04T17:12:25.815Z
Reserved: 2026-03-04T15:27:42.237Z
Link: CVE-2026-3520
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Status : Received
Published: 2026-03-04T17:16:22.610
Modified: 2026-03-04T17:16:22.610
Link: CVE-2026-3520
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OpenCVE Enrichment
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Weaknesses