CVE-2026-42255 | Technitium DnsServer up to 14.x Cyclic Name Server Delegation incorrect provision of specified functionality

A vulnerability, which was classified as critical, has been found in Technitium DnsServer up to 14.x. Affected is an unknown function of the component Cyclic Name Server Delegation. The manipulation leads to incorrect provision of specified functionality.

This vulnerability is listed as CVE-2026-42255. The attack may be initiated remotely. There is no available exploit.

It is advisable to upgrade the affected component.VulDB Recent EntriesRead More