Security Advisory

CVE-2026-40213

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-05-07 00:00:00

Last updated 2026-05-08 15:47:07

Assigner mitre

CVSS score 7.4

State PUBLISHED

Description

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.

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