CVE-2025-7338

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.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://cna.openjsf.org/security-advisories.html
https://github.com/expressjs/multer/commit/adfeaf669f0e7fe953eab191a762164a452d143b
https://github.com/expressjs/multer/security/advisories/GHSA-fjgf-rc76-4x9p

Configurations

No configuration.

History

15 Apr 2026, 00:35

Type	Values Removed	Values Added
Summary		(es) Multer es un middleware de Node.js para gestionar `multipart/form-data`. Una vulnerabilidad presente a partir de la versión 1.4.4-lts.1 y anteriores a la 2.0.2 permite a un atacante activar una denegación de servicio (DoS) mediante el envío de una solicitud de carga multiparte malformada. Esta solicitud provoca una excepción no controlada, lo que provoca un bloqueo del proceso. Los usuarios deben actualizar a la versión 2.0.2 para recibir un parche. No se conocen soluciones alternativas.

17 Jul 2025, 16:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-07-17 16:15

Updated : 2026-04-15 00:35

NVD link : CVE-2025-7338

Mitre link : CVE-2025-7338

CVE.ORG link : CVE-2025-7338

JSON object : View

Products Affected

No product.

CWE

CWE-248

Uncaught Exception

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