CVE-2026-33612 | A malicious authoritative server can send a crafted zone via… | CVSS 7.5 HIGH

Description

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

CVE ID: CVE-2026-33612
State: PUBLISHED
Assigner: OX
Reserved: 2026-03-23 12:58 UTC
Published: 2026-06-25 12:58 UTC
Last updated: 2026-06-25 13:35 UTC
Primary CWE: CWE-349
CWE-349 Acceptance of Extraneous Untrusted Data With Trusted…
Vendor / Product: PowerDNS / Recursor
Sources: cve.org · NVD

7.5 HIGH CVSS 3.1

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

SSVC — CISA Coordinator

Affected products (1)

Vendor	Product	Platform	Versions
PowerDNS	Recursor	—	5.2.0 < 5.2.11, 5.3.0 < 5.3.8, 5.4.0 < 5.4.3

Weakness (CWE)

CWE	Source	Description
—	cna	Acceptance of Extraneous Untrusted Data With Trusted Data
CWE-349	adp	CWE-349 Acceptance of Extraneous Untrusted Data With Trusted Data

CVSS scores (1)

Score	Severity	Version	Source	Vector
7.5	HIGH	3.1	cna	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:L

References (1)