CVE-2026-62994: CoreDNS `k8s_external` headless AXFR can emit an empty transfer batch that panics the `transfer` plugin

Overview

Severity
Low (CVSS 3.7)
CVSS Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Exploit Status
Not Exploited
Patch Tuesday
2026-Jul
Released
2026-07-23
EPSS Score
0.27% (percentile: 19.6%)

Affected Products (1)

Open Source Software

  • azl3 coredns 1.11.4-17 on Azure Linux 3.0

Revision History

  • 2026-07-23: Information published.