{"id":"CVE-2026-114086","title":"Trigger.dev before 4.5.5 Unauthenticated Realtime Stream Data Injection via Streams Endpoint","summary":"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…","severity":"medium","cvss":5.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","cvssSource":"cna","cwe":["CWE-306"],"vendor":"triggerdotdev","product":"trigger.dev","affected":["trigger.dev < 4.5.5"],"published":"2026-10-21","updated":"2026-10-21","sourceUpdated":"2026-10-21T00:36:52.744Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-114086","references":[{"url":"https://github.com/triggerdotdev/trigger.dev/security/advisories/GHSA-59h8-w5q6-mfmp","label":"GitHub Security Advisory (GHSA-59h8-w5q6-mfmp)"},{"url":"https://www.vulncheck.com/advisories/trigger-dev-before-4.5.5-unauthenticated-realtime-stream-data-injection-via-streams-endpoint","label":"VulnCheck Advisory: Trigger.dev before 4.5.5 Unauthenticated Realtime Stream Data Injection via Streams Endpoint"}],"tags":["cve.org"],"ingestedAt":"2026-10-21T01:37:08.020Z","slug":"CVE-2026-114086","body":"## Overview\n\nTrigger.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.\n\n## Affected\n\n- `trigger.dev < 4.5.5`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":29,"depthScoreParts":{"impact":29.2,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}