CVE-2017-16118

HIGH

forwarded < 0.1.2 - Denial of Service via Regular Expression

Title source: llm

Description

The forwarded module is used by the Express.js framework to handle the X-Forwarded-For header. It is vulnerable to a regular expression denial of service when it's passed specially crafted input to parse. This causes the event loop to be blocked causing a denial of service condition.

References (2)

Core 2

Core References

Third Party Advisory x_refsource_misc

https://nodesecurity.io/advisories/527

Third Party Advisory, VDB Entry vdb-entry x_refsource_bid

http://www.securityfocus.com/bid/104427

Scores

CVSS v3 7.5

EPSS 0.0195

EPSS Percentile 77.7%

Attack Vector NETWORK

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE

CWE-400

Status published

Products (2)

forwarded_project/forwarded < 0.1.2

npm/forwarded 0 - 0.1.2npm

Published Jun 07, 2018

Tracked Since Feb 18, 2026