What’s Vulnerable › Vulnerabilities

CVE-2026-85651: Trigger.dev before 4.5.2 Unauthorized Environment Access via Run Replay

• Severity: high (CVSS 8.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-04 · updated 2026-09-23
• Weakness: CWE-862

Description

Trigger.dev versions before 4.5.2 fail to validate environment membership during run replay operations, allowing authenticated attackers to inject task runs into arbitrary environments. Attackers can replay their own runs into other organizations' or projects' environments to consume victim resources and pollute run history.

Affected products

• Npm Trigger.Dev: before 4.5.2 — fixed in 4.5.2
• triggerdotdev trigger.dev: before 4.5.2 — fixed in 4.5.2

How to fix

Upgrade to a fixed version: Npm Trigger.Dev 4.5.2; triggerdotdev trigger.dev 4.5.2. Check the vendor advisory for mitigations.

References

• https://github.com/triggerdotdev/trigger.dev
• https://github.com/triggerdotdev/trigger.dev/commit/34b1a181c2a1d33a53ebab88f84b05f81fea4254
• https://github.com/triggerdotdev/trigger.dev/issues/4173
• https://github.com/triggerdotdev/trigger.dev/releases/tag/v4.5.2
• https://github.com/triggerdotdev/trigger.dev/security/advisories/GHSA-qxpp-qjg8-x4jv
• https://www.vulncheck.com/advisories/trigger-dev-before-4.5.2-unauthorized-environment-access-via-run-replay

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