CVE-2026-6402: webpack-dev-server vulnerable to cross-origin source code exposure on non-HTTPS origins
Overview
- Severity
- Medium (CVSS 5.3)
- CVSS Vector
- CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N
- Exploit Status
- Not Exploited
- Patch Tuesday
- 2026-May
- Released
- 2026-05-27
- EPSS Score
- 0.03% (percentile: 9.7%)
Affected Products (1)
Open Source Software
- azl3 python-tensorboard 2.16.2-6 on Azure Linux 3.0
Revision History
- 2026-05-27: Information published.