# CVE-2017-14919: Node.js 6: Node.js before 4.8.5, 6.x before 6.11.5, and 8.x before 8.8.0 allows remote attackers to cause a denial…

CVE-2017-14919 is fixed in Node.js 6 on 1 platform by Node.js 6 6.11.5 (version 6.11.5), released October 24, 2017. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2017-14919
- Priority: High
- CVSS: 7.5
- EPSS: 0.0830
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Oct 30, 2017
- Vendor advisory: https://nvd.nist.gov/vuln/detail/CVE-2017-14919

## Description

Node.js before 4.8.5, 6.x before 6.11.5, and 8.x before 8.8.0 allows remote attackers to cause a denial of service (uncaught exception and crash) by leveraging a change in the zlib module 1.2.9 making 8 an invalid value for the windowBits parameter.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Windows apps | Node.js 6 | 6.11.5 | [Node.js 6 6.11.5](https://patchblox.com/security/data/fix/windows-app/openjs.nodejs.6-6.11.5.md) | Oct 24, 2017 |

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Data as of 2026-11-07T12:40:37Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo