CVE-2026-47263: Exposure of Sensitive Information to an Unauthorized Actor

Discourse is an open-source discussion platform. From versions 2026.1.0-latest to before 2026.1.4, 2026.3.0-latest to before 2026.3.1, and 2026.4.0-latest to before 2026.4.1, the MessageBus.publish call for /webhookevents/ in Jobs::RedeliverWebHookEvents did not pass groupids, leaving the channel...