CVE-2026-77955 | NLnet Labs Unbound up to 1.26.0 ZONEMD Integrity Check toctou

September 16, 2026 Yanac

A vulnerability was found in NLnet Labs Unbound up to 1.26.0 and classified as problematic. This vulnerability affects unknown code of the component ZONEMD Integrity Check. Such manipulation leads to time-of-check time-of-use.

This vulnerability is traded as CVE-2026-77955. The attack may be launched remotely. There is no exploit available.

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