[ CVE-2026-114086 · Published 21 Oct 2026 ]

Vulnerability in triggerdotdev trigger.dev

CVSS 5.3 EPSS <1%No fix listed yet

[ Description ]Official description

Trigger.dev before 4.5.5 contains a missing authentication vulnerability in the realtime streams POST handler that allows unauthenticated attackers to inject data into run streams. Attackers can send POST requests to /realtime/v1/streams/:runId/:streamId with a predictable run friendlyId to inject arbitrary data into any environment's realtime stream, including production.

[ Fixes ]Fixes and patches

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.