CyberICT

CVE-2026-13321

Microsoft · Published July 25, 2026

CVSS v3.1

HIGH
Patch availableGet patch

Description

DNSSEC Validation Bypass via Out-of-Zone NSEC Next Field. DNSSEC Validation Bypass via Out-of-Zone NSEC Next Field

Affected Products

  • azl3 bind 9.20.23-1 on Azure Linux 3.0

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N/E:U