Uncontrolled resource consumption in HackerOne node.extend
Priority MEDIUM 45CWE-400Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA and GitHub. Impact type from CWE-400.
Summary
A prototype pollution vulnerability was found in node.extend <1.1.7, ~<2.0.1 that allows an attacker to inject arbitrary properties onto Object.prototype.
Why it matters now
EPSS 0.01719 77th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed node.extend (npm): 1.1.7, 2.0.1
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 | node.extend | <1.1.7, ~<2.0.1 | — | No fix listed | CNA |
| — | node.extend (npm) | before 1.1.7 | 1.1.7 | Patch available | GHSA-r96c-57pf-9jjm |
| — | node.extend (npm) | 2.0.0 to before 2.0.1 | 2.0.1 | Patch available | GHSA-r96c-57pf-9jjm |
- node.extend VendorHackerOne Affected <1.1.7, ~<2.0.1 Fixed in — No fix listed CNA
- node.extend (npm) Vendor— Affected before 1.1.7 Fixed in 1.1.7 Patch available GHSA-r96c-57pf-9jjm
- node.extend (npm) Vendor— Affected 2.0.0 to before 2.0.1 Fixed in 2.0.1 Patch available GHSA-r96c-57pf-9jjm
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:dreamerslab:node.extend:*:*:*:*:*:node.js:*:* | before 1.1.7; 2.0.0 to before 2.0.1 | Vulnerable | Dreamerslab |
- cpe:2.3:a:dreamerslab:node.extend:*:*:*:*:*:node.js:*:* Versions before 1.1.7; 2.0.0 to before 2.0.1 Vulnerable ·Dreamerslab
Remediation
- Fix · GHSA-r96c-57pf-9jjm node.extend (npm) Fixed in 1.1.7 Advisory →
- Fix · GHSA-r96c-57pf-9jjm node.extend (npm) Fixed in 2.0.1 Advisory →
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
Not affected: 3 products
- Red Hat Mobile Application Platform 4
- Red Hat OpenShift Container Platform 3.10
- Red Hat Software Collections
Timeline
- 2026-10-02 Threatist record created from CVE-2018-16491
- 2026-10-03 Alias added: GHSA-r96c-57pf-9jjm
References
Sources
- CVE-2018-16491 · CVE Program
- CVE-2018-16491 · NVD
- FIRST EPSS
- GHSA-r96c-57pf-9jjm · GitHub Advisory Database · CC BY 4.0
- CVE-2018-16491 · 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