What’s Vulnerable › Vulnerabilities

CVE-2026-114090: Trigger.dev CLI 3.0.0 before 4.5.4 Missing Authentication in MCP Server

• Severity: high (CVSS 7.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-21 · updated 2026-10-22
• Weakness: CWE-306

Description

Trigger.dev cli-v3 from 3.0.0 before 4.5.4 contains a missing authentication vulnerability in the trigger dev --mcp server, which binds all network interfaces and exposes the /sse and /messages endpoints. LAN attackers or malicious web pages can send MCP tools/call requests to invoke trigger-task, cancel-run, list-runs, and get-run-logs using the developer's stored access token.

Affected products

• trigger.dev cli-v3: from 3.0.0 before 4.5.4 — fixed in 4.5.4

How to fix

Upgrade to a fixed version: trigger.dev cli-v3 4.5.4. Check the vendor advisory for mitigations.

References

• https://github.com/triggerdotdev/trigger.dev/security/advisories/GHSA-pqmg-rq46-vm4m
• https://www.vulncheck.com/advisories/trigger-dev-cli-3.0.0-before-4.5.4-missing-authentication-in-mcp-server

Get alerted when CVE-2026-114090 or the next vulnerability affects your stack