VULNERABILITY INTELLIGENCE

CVE-2026-40719

CVSS score7.5 HIGH

EPSS probability0.38%

CISA KEVNot currently listed

Published2026-04-15

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Description

Deadwood in MaraDNS 3.5.0036 allows attackers to exhaust connection slots via a zone whose authoritative nameserver address cannot be resolved.