CVE-2026-66374

HighCVSS 8.1/10Last modified Oct 24, 2026

Description

Knot Resolver before 6.4.1 allows remote code execution via a heap-based buffer overflow in the DoQ (DNS-over-QUIC) receive path.

Metrics

CVSS 3.1 8.1/10CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:H/A:L

Weakness enumeration

CWE-1284

Affected software

No affected versions have been published.

Timeline

Published
Jul 25, 2026
Last modified
Oct 24, 2026
NVD status
Deferred

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