CVE-2025-68151: CoreDNS gRPC/HTTPS/HTTP3 servers lack resource limits, enabling DoS via unbounded connections and oversized messages

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-Jan

Released

2026-01-10

Last Updated

2026-02-19

EPSS Score

0.14% (percentile: 33.6%)

Affected Products (4)

Other

• 20811-17084
• 20914-17084
• 20915-17086
• 20759-17086

Revision History

• 2026-01-10: Information published.
• 2026-01-11: Information published.
• 2026-01-13: Information published.
• 2026-02-19: Information published.