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VULNERABILITYOpen Source Security

PowerDNS Security Advisory 2026-13: Crafted packet using compression pointers can lead to denial of service

Posted by Miod Vallat on Oct 21 PowerDNS Security Advisory 2026-13: Crafted packet using compression pointers can lead to denial of service * CVE: CVE-2026-73206 * Date: 2026-10-21T00:00:00+01:00 * Discovery date: 2026-07-10T00:00:00+01:00 * Affects: PowerDNS Authoritative Server up to and including 4.9.17, 5.0.7 and 5.1.4 * Not affected: PowerDNS Authoritative Server 4.9.18, 5.0.8 and 5.1.5 * Severity: High * Impact: Denial of Service * Exploit:... Posted by Otto Moerbeek on Oct 21 Today we have released PowerDNS Recursor 5.3.12 and 5.4.8.

Published 21-Oct-2026 17:00 UTC · First seen 21-Oct-2026 16:59 UTC

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