{"id":"CVE-2025-65073","aliases":["PYSEC-2026-1490"],"url":"https://o3.security/vulnerability/CVE-2025-65073","summary":"OpenStack Keystone allows /v3/ec2tokens or /v3/s3tokens request with valid AWS Signature to provide Keystone authorization.","details":"OpenStack Keystone before 26.0.1, 27.0.0, and 28.0.0 allows a /v3/ec2tokens or /v3/s3tokens request with a valid AWS Signature to provide Keystone authorization.","published":"2025-11-17T09:30:26Z","modified":"2026-07-07T17:57:15.821286662Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:H/A:N"},"epss":{"score":0.00226,"percentile":0.13521,"asOf":"2026-09-17"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"PyPI","name":"keystone","fixedVersion":"26.0.1"},{"ecosystem":"PyPI","name":"keystone","fixedVersion":"27.0.0"},{"ecosystem":"PyPI","name":"keystone","fixedVersion":"28.0.0"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-65073"},{"type":"PACKAGE","url":"https://github.com/openstack/keystone"},{"type":"WEB","url":"https://www.openwall.com/lists/oss-security/2025/11/04/2"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2025/11/17/6"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-07T17:57:15.821286662Z"}}