A malicious authoritative server can send a crafted zone via the ZoneToCache function that leads to cache poisoning.
https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-powerdns-2026-08.html
Source: Mitre, NVD
Published: 2026-06-25
Updated: 2026-06-25
Base Score: 6.1
Vector: CVSS2#AV:N/AC:H/Au:N/C:N/I:C/A:P
Severity: Medium
Base Score: 7.5
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:L
Severity: High