CVE-2026-33601

CVSS Score & Metrics

Base Score

4.4 / 10

Vector String

                                        CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H                                    

Vulnerability Description

If you use the zoneToCache function with a malicious authoritative server, an attacker can send a zone that result in a null pointer dereference, caused by a missing consistency check and leading to a denial of service.

Vulnerability Details

Published Date

April 22, 2026

Last Modified

April 27, 2026

CWE ID

CWE-476

Source

NVD

Vendor

PowerDNS

Product

Recursor

External References

https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-powerdns-2026-03.html

CVSS Score & Metrics

Vulnerability Description

Vulnerability Details

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