CVE-2026-27571 | nats-io nats-server up to 2.11.11/2.12.2 WebSockets data amplification
A vulnerability labeled as problematic has been found in nats-io nats-server up to 2.11.11/2.12.2. Impacted is an unknown function of the component WebSockets Handler. The manipulation results in highly compressed data.
This vulnerability is identified as CVE-2026-27571. The attack can be executed remotely. There is not any exploit available.
The affected component should be upgraded.