CVE-2026-33611

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.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.2 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://docs.powerdns.com/authoritative/security-advisories/powerdns-advisory-powerdns-2026-05.html	Broken Link

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:powerdns:authoritative::::::::
	cpe:2.3:a:powerdns:authoritative::::::::

History

26 Oct 2026, 21:10

Type	Values Removed	Values Added
Summary		(es) Un operador autorizado a usar la API REST puede causar que el servidor autoritativo produzca datos de registro HTTPS o SVCB no válidos, lo que a su vez puede causar corrupción de la base de datos LMDB, si se utiliza el backend LMDB.

Information

Published : 2026-04-22 14:16

Updated : 2026-10-26 21:10

NVD link : CVE-2026-33611

Mitre link : CVE-2026-33611

CVE.ORG link : CVE-2026-33611

JSON object : View

Products Affected

powerdns

authoritative

CWE

CWE-190

Integer Overflow or Wraparound

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