CVE-2026-93600: rustls webpki Name Constraints URI Validation Bypass

Overview

Severity
Low (CVSS 2.2)
CVSS Vector
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:L/A:N
Exploit Status
Not Exploited
Patch Tuesday
2026-Sep
Released
2026-09-25
EPSS Score
0.18% (percentile: 6.4%)

Affected Products (4)

Other

  • 21916-17084
  • 21840-17084
  • 21918-17084
  • 21401-17084

Revision History

  • 2026-09-25: Information published.