Trigger.dev: Unauthenticated Realtime Stream Data Injection via Run FriendlyId — GHSA-59H8-W5Q6-MFMP

Summary

## Summary The POST handler for `/realtime/v1/streams/:runId/:streamId` has no authentication. Any entity that knows or guesses a run friendlyId can inject arbitrary data into its realtime stream. ## Vulnerability Details **File:** `apps/webapp/app/routes/realtime.v1.streams.$runId.$streamId.ts` The `action` handler (line 17) has no auth wrapper. The code comment says: "Plain action for backwards compatibility with…

Timeline

Published by source

2026-10-02

Risk context

• Reported severity or threat level: medium.
• Reported CVSS score: 5.3 out of 10.
• Review exposure for the affected product or family: npm: trigger.dev.

Product

npm: trigger.dev

What to do

General, cautious steps (verify details in the official source):

• Review exposure and plan remediation based on risk and environment.
• Identify affected product versions in your inventory and verify whether you are impacted.
• Apply vendor patches/updates or recommended mitigations as soon as available.
• Read the official advisory for exact affected versions and remediation steps.

Official advisory

• Read the official source

Evidence and provenance

Canonical advisory ID

GHSA-59H8-W5Q6-MFMP

Source

GitHub

Vendor

GitHub

Published by source

2026-10-02

Last source activity

2026-10-02

Curated by

hlukh.ch

Related advisories and connections

These advisories are connected by shared CVE, product, vendor, source, or time signals.