CVE-2026-0398 – Crafted zones can lead to increased resource usage and crafted CNAME chains can lead to cache poisoning in Recursor

CVE ID : CVE-2026-0398

Published : Feb. 9, 2026, 2:20 p.m. | 58 minutes ago

Description : Crafted zones can lead to increased resource usage and crafted CNAME chains can lead to cache poisoning in Recursor.

Severity: 5.3 | MEDIUM

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