Ecosystem	Package	Version

Vulnerabilities

CVE-2026-0398

CVE-2026-0398

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

Published Feb 10, 2026

https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2026-01.html

CVSS ScoreMedium

5.3

Ecosystem	Package	Version


rpm	pdns	2.9.22-3.el4
rpm	pdns	2.9.22.6-1.el5
rpm	pdns	3.3.3-2.el6
rpm	pdns	3.4.11-1.el7
rpm	pdns	3.4.11-2.el7
rpm	pdns	3.4.11-3.el7
rpm	pdns	3.4.11-4.el7
rpm	pdns	4.0.6-2.el7
rpm	pdns	4.1.10-1.el7
rpm	pdns	4.1.11-1.el7
rpm	pdns	4.1.13-1.el8
rpm	pdns	4.1.14-1.el7
rpm	pdns	4.1.6-1.el7
rpm	pdns	4.1.7-1.el7
rpm	pdns	4.1.8-1.el7
rpm	pdns	4.2.0-1.el8
rpm	pdns	4.2.0-3.el8
rpm	pdns	4.2.0-3.epel8.playground
rpm	pdns	4.2.1-1.el8
rpm	pdns	4.2.1-1.epel8.playground
rpm	pdns	4.3.0-1.el8
rpm	pdns	4.3.0-1.epel8.playground
rpm	pdns	4.3.0-2.el8
rpm	pdns	4.3.0-5.el8
rpm	pdns	4.3.0-5.epel8.playground
rpm	pdns	4.3.1-1.el8
rpm	pdns	4.3.1-1.epel8.playground
rpm	pdns	4.4.0-2.el8
rpm	pdns	4.4.1-1.el8
rpm	pdns	4.5.0-1.el8
rpm	pdns	4.5.1-1.el8
rpm	pdns	4.5.2-1.el8
rpm	pdns	4.5.2-3.el9
rpm	pdns	4.5.3-1.el8
rpm	pdns	4.5.3-1.el9
rpm	pdns	4.6.0-1.el8
rpm	pdns	4.6.0-1.el9
rpm	pdns	4.6.1-1.el8
rpm	pdns	4.6.1-1.el9
rpm	pdns	4.6.2-1.el8
rpm	pdns	4.6.2-1.el9
rpm	pdns	4.7.3-1.el8
rpm	pdns	4.7.3-1.el9
rpm	pdns	4.7.4-1.el8
rpm	pdns	4.7.4-1.el9
rpm	pdns	4.8.1-1.el8
rpm	pdns	4.8.1-1.el9
rpm	pdns	4.8.2-1.el8
rpm	pdns	4.8.2-1.el9
rpm	pdns	4.8.3-1.el8

CVE-2026-0398 | Components Impacted | Sonatype Guide | Sonatype Guide