CVE-2026-75481
SkyPilot Authentication Bypass via Service Account Role Escalation
- State
- Published
- Severity
- 8.7 High
- Published
- Aug 17, 2026
- Updated
- Sep 24, 2026
- Reserved
- Aug 17, 2026
Description
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.7 High | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 8.8 High | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H | VulnCheck |
Weaknesses
- CWE-269 Improper Privilege Management
Affected Products
| Product | Versions |
|---|---|
skypilotskypilot-org |
|
References
- GitHub Issue #9846issue-tracking
- https://github.com/skypilot-org/skypilotproduct
- [API] Validate the role a service account may be granted (#10482)patch
- update_service_account_role in sky/users/server.pytechnical-description
- VulnCheck Advisory: SkyPilot Authentication Bypass via Service Account Role Escalationthird-party-advisory
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