{"cve":"CVE-2026-40213","nvd":{"published":"2026-05-07T22:16:34.910","modified":"2026-10-26T00:10:00.150","status":"Awaiting Analysis","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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L","score":7.4},"cwes":["CWE-863"],"references":["https://bugs.launchpad.net/openstack-cyborg/+bug/2143263","https://security.openstack.org/ossa/OSSA-2026-011.html","https://www.openwall.com/lists/oss-security/2026/05/07/6"],"products":[],"source":"nvd","synced_at":"2026-10-26T00:31:35.753532240+00:00"},"epss":{"cve":"CVE-2026-40213","score":0.00206,"percentile":0.10575,"date":"2026-10-25"},"kev":null,"osv":[{"id":"GHSA-mm7j-mhhj-hj36","url":"https://osv.dev/vulnerability/GHSA-mm7j-mhhj-hj36","summary":"OpenStack Cyborg uses rule:allow (check_str='@') as the default policy for multiple API endpoints","modified":"2026-07-13T16:42:28.690562309Z","packages":[{"ecosystem":"PyPI","name":"openstack-cyborg","purl":"pkg:pypi/openstack-cyborg","ranges":["<16.0.1"],"fixed":["16.0.1"]}]},{"id":"PYSEC-2026-2853","url":"https://osv.dev/vulnerability/PYSEC-2026-2853","summary":"OpenStack Cyborg uses rule:allow (check_str='@') as the default policy for multiple API endpoints","modified":"2026-07-13T16:32:33.851457199Z","packages":[{"ecosystem":"PyPI","name":"openstack-cyborg","purl":"pkg:pypi/openstack-cyborg","ranges":["<16.0.1"],"fixed":["16.0.1"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}