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CVE PROGRAM SOURCE RECORD3.7 Low

CVE-2026-40208

Denial of service via DoH3 queries

Read JSON ↗CVE.org ↗
Status
Published
Published
Updated
Assigning organization
OX

Description

An attacker might be able to delay the processing of DoH3 queries by sending DoH3 GET queries with an invalid DATA frame.

Affected products

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

PowerDNS DNSdist

Default version status: unaffected

  • 1.9.0 to < 1.9.15affected
  • 2.0.0 to < 2.0.7affected

References