Vulnerability · Published Sep 16, 2026 · Assigned by VulnCheck

CVE-2026-92773Trigger.dev before 4.6.0 GitHub App Installation Takeover

High 7.1

In plain English

A high-severity authorization bypass via user-controlled key in trigger.dev from triggerdotdev. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 25% of all known vulnerabilities).

Severity (CVSS 3.1)7.1High

Exploit odds (30 days)0.3%top 74.6% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

Trigger.dev before 4.6.0 fails to verify that an authenticated user controls a GitHub App installation before binding it to their organization. Attackers can claim another user's GitHub App installation by replaying state cookies and supplying sequential installation identifiers, gaining unauthorized access to the victim's repositories.

Affected products (as reported)

Vendor	Product	Versions
triggerdotdev	trigger.dev	0 – before 4.6.0

Weakness: CWE-639 · Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N

References

GitHub Security Advisory (GHSA-9rx3-j5hm-5f27) third-party-advisory, vendor-advisory
linkGitHubAppInstallation performs no ownership check at the last affected release technical-description
4.6.0 adds verifyGitHubAppInstallationAccess patch
https://github.com/triggerdotdev/trigger.dev product
VulnCheck Advisory: Trigger.dev before 4.6.0 GitHub App Installation Takeover third-party-advisory