CVE-2026-33612

ZoneToCache can poison the cache

Published Jun 25, 2026 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
Description
A malicious authoritative server can send a crafted zone via the ZoneToCache function that leads to cache poisoning.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DSA Debian DSA DSA-6369-1 pdns-recursor security update
History
Type Values Removed Values Added
First Time appeared Powerdns
Powerdns recursor
Vendors & Products Powerdns
Powerdns recursor
Type Values Removed Values Added
Weaknesses CWE-1294
Type Values Removed Values Added
Weaknesses CWE-1294
Type Values Removed Values Added
Weaknesses CWE-349
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description A malicious authoritative server can send a crafted zone via the ZoneToCache function that leads to cache poisoning.
Title ZoneToCache can poison the cache
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:L'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
OX
Published
Updated
Jun 25, 2026, 1:35 PM
Reserved
Mar 23, 2026, 12:58 PM
Status
Deferred
Published
Jun 25, 2026, 1:16 PM
Modified
Oct 25, 2026, 11:10 PM