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CVE PROGRAM SOURCE RECORD6.5 Medium

CVE-2026-33611

Insufficient validation of HTTPS and SVCB records

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

PowerDNS Authoritative

Default version status: unaffected

  • 5.0.0 to < 5.0.4affected
  • 4.9.0 to < 4.9.14affected

References