CVE-2026-63087 Grafana OnCall 1.16.11 Unauthenticated Token Hijack via Plugin Install Endpoint

Grafana OnCall through 1.16.11 contains an unauthenticated access vulnerability that allows remote attackers to obtain a valid PluginAuthToken by sending a POST request to the internal plugin install endpoint using hardcoded default stackid and orgid values present in the public source tree...