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Vulnerabilities

Vulnerability · CVE-2026-114086

Trigger.dev: Unauthenticated Realtime Stream Data Injection via Run FriendlyId

Published Oct 2, 2026 · catalog updated Oct 21, 2026 · Trigger.dev: Unauthenticated Realtime Stream

Open the advisory

Exploitation likelihood is not on this record for CVE-2026-114086. A missing EPSS score is not a low risk. Compare Trigger.dev: Unauthenticated Realtime Stream with the linked advisory before you change production.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (Trigger.dev: Unauthenticated Realtime Stream).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
  • EPSS is missing. A missing score is not a low risk.
Severity
Medium5.3
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
Awaiting synchronization with FIRST
Remediation
Advisory link
Affected products
npm trigger.dev

## Summary The POST handler for has no authentication. Any entity that knows or guesses a run friendlyId can inject arbitrary data into its realtime stream. ## Vulnerability Details **File:** The handler (line 17) has no auth wrapper. The code comment says: "Plain action for backwards compatibility with older clients that don't send auth headers." The run lookup at line 29 uses with NO environment scoping ( is not checked), so production runs are accessible. Run friendlyIds follow predictable patterns (e.g., ). ## Steps to Reproduce ## Impact Unauthenticated data injection into any run realtime stream. Cross-environment access (no scoping).

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • npm trigger.dev0 → 4.5.5

How to fix CVE-2026-114086

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

Exploitation likelihood is not on this record for CVE-2026-114086. A missing EPSS score is not a low risk. Compare Trigger.dev: Unauthenticated Realtime Stream with the linked advisory before you change production.

Which versions are affected?

Compare what you have installed with 0 → 4.5.5. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-306: Missing Authentication for Critical Function. EPSS is not on this record yet. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Oct 2, 2026 · GitHub Advisory Database

    Detected

    ## Summary The POST handler for has no authentication. Any entity that knows or guesses a run friendlyId can inject arbitrary data into its realtime stream. ## Vulnerability Details **File:** The handler (line 17) has no auth wrapper. The code comment says: "Plain action for backwards compatibility with older clients that don't send auth headers." The run lookup at line 29 uses with NO environment

  2. Oct 21, 2026 · GitHub Advisory Database

    Fix available

    trigger.dev fixed in 4.5.5

  3. Oct 21, 2026 · GitHub Advisory Database

    Fix available

    trigger.dev fixed in 4.5.5

  4. Oct 21, 2026 · GitHub Advisory Database

    Updated

    ## Summary The POST handler for has no authentication. Any entity that knows or guesses a run friendlyId can inject arbitrary data into its realtime stream. ## Vulnerability Details **File:** The handler (line 17) has no auth wrapper. The code comment says: "Plain action for backwards compatibility with older clients that don't send auth headers." The run lookup at line 29 uses with NO environment

Sources

References

Freshness

Last verified in this catalog Oct 21, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.