Uncontrolled resource consumption in HackerOne mpath
Priority LOW 35CWE-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 · High · None
- Fix status
- Partial Red Hat: 1 without a fix
Attack profile from CVSS 3.0 · NVD. Fix status from CNA, GitHub and Red Hat. Impact type from CWE-400.
Summary
A prototype pollution vulnerability was found in module mpath <0.5.1 that allows an attacker to inject arbitrary properties onto Object.prototype.
Why it matters now
EPSS 0.01101 65th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Partial mpath (HackerOne): 0.5.1mpath (npm): 0.5.1Red Hat: 1 without a fix
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 | mpath | before 0.5.1 | 0.5.1 | Patch available | CNA |
| — | mpath (npm) | before 0.5.1 | 0.5.1 | Patch available | GHSA-h466-j336-74wx |
- mpath VendorHackerOne Affected before 0.5.1 Fixed in 0.5.1 Patch available CNA
- mpath (npm) Vendor— Affected before 0.5.1 Fixed in 0.5.1 Patch available GHSA-h466-j336-74wx
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:mpath_project:mpath:*:*:*:*:*:node.js:*:* | before 0.5.1 | Vulnerable | Mpath Project |
- cpe:2.3:a:mpath_project:mpath:*:*:*:*:*:node.js:*:* Versions before 0.5.1 Vulnerable ·Mpath Project
Remediation
- Fix · CNA mpath (HackerOne) Fixed in 0.5.1
- Fix · GHSA-h466-j336-74wx mpath (npm) Fixed in 0.5.1 Advisory →
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Mobile Application Platform 4 | Affected | No fix planned: Out of support scope |
Timeline
- 2026-10-02 Threatist record created from CVE-2018-16490
- 2026-10-03 Alias added: GHSA-h466-j336-74wx
References
More Mpath Project Mpath vulnerabilities
- TI-2021-06130 Prototype pollution in mpath CVSS 3.1CRITICAL 9.8
Sources
- CVE-2018-16490 · CVE Program
- CVE-2018-16490 · NVD
- FIRST EPSS
- GHSA-h466-j336-74wx · GitHub Advisory Database · CC BY 4.0
- CVE-2018-16490 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences