8.7
High
CVE-2026-3520 Multer is a node.js middleware for handling `multipart/form-data`
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.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Red Hat Developer Hub 1.8 1774545605 | earliest → < 1774545605 | 1774545605 |
| Red Hat Developer Hub 1.9 1775140647 | earliest → < 1775140647 | 1775140647 |
| Self-service automation portal 2 | Versions not published | |
| multer 2.1 | earliest → < 2.1.1 | 2.1.1 |
References
- github.com github.com
- www.cve.org www.cve.org
- github.com github.com
- cna.openjsf.org cna.openjsf.org
Timeline
- Published
- Last modified
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