CVE-2026-75481

SkyPilot fails to validate that authenticated users are entitled to grant administrator roles when updating service account permissions. Attackers can create a service account, escalate it to administrator role, and authenticate with its bearer token to gain administrative control over all users and workspaces.

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

• https://github.com/skypilot-org/skypilot
• https://github.com/skypilot-org/skypilot/blob/master/sky/users/server.py
• https://github.com/skypilot-org/skypilot/commit/8a3e00259cd374e662cd876c037164bcb070f78e
• https://github.com/skypilot-org/skypilot/issues/9846
• https://www.vulncheck.com/advisories/skypilot-authentication-bypass-via-service-account-role-escalation