CVE-2026-26018: CoreDNS Loop Detection Denial of Service Vulnerability
Overview
- Severity
- High (CVSS 7.5)
- CVSS Vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Exploit Status
- Not Exploited
- Patch Tuesday
- 2026-Mar
- Released
- 2026-03-08
- Last Updated
- 2026-03-11
- EPSS Score
- 0.05% (percentile: 16.1%)
Affected Products (2)
Open Source Software
- azl3 coredns 1.11.4-14 on Azure Linux 3.0
- cbl2 coredns 1.11.1-25 on CBL Mariner 2.0
Revision History
- 2026-03-08: Information published.
- 2026-03-09: Information published.
- 2026-03-11: Information published.