# CVE-2014-6393: node-express: The Express web framework before 3.11 and 4.x before 4.5 for Node.js doesnot provide a charset field in HTTP Content-...

CVE-2014-6393 is fixed in node-express on 1 platform, first by node-express 4.16.4-1, released January 16, 2026. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2014-6393
- Priority: Routine
- CVSS: n/a (Medium)
- EPSS: 0.0114
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no

## Description

The Express web framework before 3.11 and 4.x before 4.5 for Node.js doesnot provide a charset field in HTTP Content-Type headers in 400 levelresponses, which might allow remote attackers to conduct cross-sitescripting (XSS) attacks via characters in a non-standard encoding.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | node-express Ubuntu 24.10 (oracular) | 4.16.4-1 | [node-express 4.16.4-1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-node-express-4.16.4-1.md) | Jan 16, 2026 |
| Linux | node-express Ubuntu 25.04 (plucky) | 4.16.4-1 | [node-express 4.16.4-1](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-node-express-4.16.4-1.md) | Jan 16, 2026 |

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Data as of 2026-11-07T18:46:35Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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