CVE-2024-56089: Technitium Dnsserver

High severity, CVSS 7.5. EPSS: 0.3% chance of exploitation in the next 30 days.

An issue in Technitium through v13.2.2 enables attackers to conduct a DNS cache poisoning attack and inject fake responses by reviving the birthday attack.

Affected products

• Technitium Dnsserver: up to and including 13.2.2

Published 2025-12-01. Last modified 2026-06-17.