CVE-2026-81642 | NLnet Labs Unbound up to 1.26.0 DNSSEC Validator buffer overflow

A vulnerability classified as very critical has been found in NLnet Labs Unbound up to 1.26.0. This impacts an unknown function of the component DNSSEC Validator. Performing a manipulation results in buffer overflow.

This vulnerability is cataloged as CVE-2026-81642. It is possible to initiate the attack remotely. There is no exploit available.

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