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GO-2026-6371
Semaphore UI: Manager-to-owner privilege escalation via custom-role slug collision in github.com/semaphoreui/semaphore
Quick fix
GO-2026-6371 — github.com/semaphoreui/semaphore: upgrade to the fixed version with the command below.
go get github.com/semaphoreui/semaphore@v0.0.0-20260705182501-bb2a4e1f08c8Details
Semaphore UI: Manager-to-owner privilege escalation via custom-role slug collision in github.com/semaphoreui/semaphore
Are you affected?
Enter the version of the package you're using.
Affected packages
Go/github.com/semaphoreui/semaphore
Introduced in:
0Fixed in: 0.0.0-20260705182501-bb2a4e1f08c8Fix
go get github.com/semaphoreui/semaphore@v0.0.0-20260705182501-bb2a4e1f08c8References
- https://github.com/semaphoreui/semaphore/security/advisories/GHSA-cxvf-gvfq-36w2[ADVISORY]
- https://nvd.nist.gov/vuln/detail/CVE-2026-73293[ADVISORY]
- https://github.com/semaphoreui/semaphore/commit/1c4bb65df114962134f8829d4a03667106a01a68[FIX]
- https://github.com/semaphoreui/semaphore/commit/bb2a4e1f08c8023e618f8dd6eaca73554f2c33bb[FIX]
- https://github.com/semaphoreui/semaphore/releases/tag/v2.18.19[WEB]
- https://github.com/semaphoreui/semaphore/releases/tag/v2.19.5-beta5[WEB]