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OpenStack Cyborg before 16.0.1 uses rule:allow (check_str='@') as the default policy for multiple API endpoints. This unconditionally authorizes any request carrying a valid Keystone token regardless of roles, project membership, or scope. An authenticated user with zero role assignments can complete various actions such as reprogramming FPGA bitstreams on arbitrary compute nodes via agent RPC.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade cyborg | Jul 23, 2026 | Jul 23, 2026 |
| Ubuntu | — | Upgrade cyborg-commonUpgrade python3-cyborgUpgrade cyborg-conductorUpgrade cyborg-apiUpgrade cyborg-agent | Jun 16, 2026 | Jun 9, 2026 |
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