CVE-2026-85651

HIGH 8.5

Trigger.dev before 4.5.2 Unauthorized Environment Access via Run Replay

CVSS Score

8.5

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-862
Vendor	triggerdotdev
Product	trigger.dev
Published	Sep 4, 2026
Last Updated	Sep 10, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:L

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Changed

Confidentiality

None

Integrity

High

Availability

Low

Affected Versions

triggerdotdev / trigger.dev

0 < 4.5.2

References

NVD ↗ CVE.org ↗ EPSS Data ↗

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

Credits

George Chen