CVE-2026-33611
Medium
Description
An operator allowed to use the REST API can cause the Authoritative server to produce invalid HTTPS or SVCB record data, which can in turn cause LMDB database corruption, if using the LMDB backend.
SeverityMedium
CVSS6.5
Exploit probability—
ProductPowerdns Authoritative
PublishedApr 22, 2026
First seenApr 22, 2026
Weakness typeCWE-190Integer overflow
How to fix
Update
- powerdns authoritative4.9.14, 5.0.4 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| powerdns authoritative | 4.9.0 ≤ v < 4.9.14, 5.0.0 ≤ v < 5.0.4 | 4.9.14, 5.0.4 |
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