VULNERABILITY INTELLIGENCE

CVE-2014-6393

CVSS score6.1 MEDIUM

EPSS probability1.14%

CISA KEVNot currently listed

Published2017-08-09

Last modified2026-06-17

CVSS vectorCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Description

The Express web framework before 3.11 and 4.x before 4.5 for Node.js does not provide a charset field in HTTP Content-Type headers in 400 level responses, which might allow remote attackers to conduct cross-site scripting (XSS) attacks via characters in a non-standard encoding.

Weakness classification

CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Primary references

cve@mitre.org — Issue Tracking, Third Party Advisory, VDB Entry
cve@mitre.org — Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Issue Tracking, Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory