CVE-2026-114086

EUVD-2026-106889
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.3 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 18.82%
Common Weakness Enumeration
References
https://github.com/triggerdotdev/trigger.dev/security/advisories/GHSA-59h8-w5q6-mfmp
https://www.vulncheck.com/advisories/trigger-dev-before-4.5.5-unauthenticated-realtime-stream-data-injection-via-streams-endpoint