CVE-2026-33612

Name: CVE-2026-33612
Creator: NVD / NIST
Published: 2026-06-25T13:16:38.437+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.12%

Last modified Jun 25, 2026

CVE-2026-33612 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. A malicious authoritative server can send a crafted zone via the ZoneToCache function that leads to cache poisoning.. EPSS estimates a 0.12% chance of exploitation in the next 30 days.

Description

A malicious authoritative server can send a crafted zone via the ZoneToCache function that leads to cache poisoning.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

0.12%

2.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-349

References

https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-powerdns-2026-08.html

Timeline

Published: Jun 25, 2026
Last Modified: Jun 25, 2026
Status: Deferred

Frequently Asked Questions

What is CVE-2026-33612?

A malicious authoritative server can send a crafted zone via the ZoneToCache function that leads to cache poisoning.

How severe is CVE-2026-33612?

CVE-2026-33612 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.12% probability of exploitation in the next 30 days.

How do I fix CVE-2026-33612?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-33612?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST