CVE-2026-0398

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CVSS 3.1

5.3 medium

EPSS

<1%p24

Published

Feb 9, 2026 (Feb 9, 2026)

Modified

Jun 17, 2026

Description

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

Vendors: powerdns
Products: recursor
Weakness: CWE-770
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

NVD CVE.org GitHub PoCs EPSS (0.3%)

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