CVE-2026-33612
High
Description
A malicious authoritative server can send a crafted zone via the ZoneToCache function that leads to cache poisoning.
SeverityHigh
CVSS7.5
Exploit probability—
ProductRecursor
PublishedJun 25, 2026
First seenJun 25, 2026
Weakness typeCWE-349CWE-349
How to fix
Update
- PowerDNS Recursor5.2.11, 5.3.8, 5.4.3 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| PowerDNS Recursor | 5.2.0 ≤ v < 5.2.11, 5.3.0 ≤ v < 5.3.8, 5.4.0 ≤ v < 5.4.3 | 5.2.11, 5.3.8, 5.4.3 |
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