A zone transition from NSEC to NSEC3 might trigger an internal inconsistency and cause a denial of service.
https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-powerdns-2026-03.html
Source: Mitre, NVD
Published: 2026-04-22
Updated: 2026-04-22
Base Score: 5.4
Vector: CVSS2#AV:N/AC:H/Au:N/C:N/I:N/A:C
Severity: Medium
Base Score: 5.9
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS: 0.0002