Uncontrolled resource consumption in HackerOne forwarded node module
Priority LOW 37CWE-400Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA and GitHub. Impact type from CWE-400.
Summary
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.
Why it matters now
EPSS 0.01853 79th percentileScored 2026-11-07
Fix Fixed forwarded node module (HackerOne): 0.1.2forwarded (npm): 0.1.2
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| HackerOne | forwarded node module | before 0.1.2 | 0.1.2 | Patch available | CNA |
| — | forwarded (npm) | before 0.1.2 | 0.1.2 | Patch available | GHSA-mpcf-4gmh-23w8 |
- forwarded node module VendorHackerOne Affected before 0.1.2 Fixed in 0.1.2 Patch available CNA
- forwarded (npm) Vendor— Affected before 0.1.2 Fixed in 0.1.2 Patch available GHSA-mpcf-4gmh-23w8
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:forwarded_project:forwarded:*:*:*:*:*:node.js:*:* | before 0.1.2 | Vulnerable | Forwarded Project |
- cpe:2.3:a:forwarded_project:forwarded:*:*:*:*:*:node.js:*:* Versions before 0.1.2 Vulnerable ·Forwarded Project
Remediation
- Fix · CNA forwarded node module (HackerOne) Fixed in 0.1.2
- Fix · GHSA-mpcf-4gmh-23w8 forwarded (npm) Fixed in 0.1.2 Advisory →
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
Not affected: 2 products
- Red Hat Mobile Application Platform 4
- Red Hat OpenShift Enterprise 3
Timeline
- 2026-10-02 Threatist record created from CVE-2017-16118
- 2026-10-03 Alias added: GHSA-mpcf-4gmh-23w8
References
Sources
- CVE-2017-16118 · CVE Program
- CVE-2017-16118 · NVD
- FIRST EPSS
- GHSA-mpcf-4gmh-23w8 · GitHub Advisory Database · CC BY 4.0
- CVE-2017-16118 · Red Hat security data · CC BY 4.0
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