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.
Published: 2026-10-21
Score: 6.9 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Wed, 28 Oct 2026 16:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 22 Oct 2026 12:30:00 +0000

Type Values Removed Values Added
First Time appeared Triggerdotdev
Triggerdotdev trigger.dev
Vendors & Products Triggerdotdev
Triggerdotdev trigger.dev

Wed, 21 Oct 2026 00:45:00 +0000

Type Values Removed Values Added
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.
Title Trigger.dev before 4.5.5 Unauthenticated Realtime Stream Data Injection via Streams Endpoint
Weaknesses CWE-306
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N'}

cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N'}


Subscriptions

Triggerdotdev Trigger.dev
cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-28T15:22:48.613Z

Reserved: 2026-10-20T21:46:05.992Z

Link: CVE-2026-114086

cve-icon Vulnrichment

Updated: 2026-10-28T15:22:44.712Z

cve-icon NVD

Status : Deferred

Published: 2026-10-21T01:17:33.293

Modified: 2026-10-28T16:17:05.760

Link: CVE-2026-114086

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-22T12:15:05Z

Weaknesses
  • CWE-306

    Missing Authentication for Critical Function