CVE-2025-7338
Multer vulnerable to Denial of Service via unhandled exception from malformed request
- State
- Published
- Severity
- 7.5 High
- Published
- Jul 17, 2025
- Updated
- Jul 17, 2025
- Reserved
- Jul 7, 2025
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 7.5 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | openjs |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
multerexpressjs |
|
References
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