CVE-2026-16729: undici vulnerable to cookie attribute injection via unsanitized domain and unparsed setCookie fields

Overview

Severity
Medium (CVSS 4.8)
CVSS Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
Exploit Status
Not Exploited
Patch Tuesday
2026-Aug
Released
2026-08-07
EPSS Score
0.17% (percentile: 6.3%)

Affected Products (1)

Open Source Software

  • azl3 nodejs 24.18.1-1 on Azure Linux 3.0

Revision History

  • 2026-08-07: Information published.