CVE-2026-66139

MEDIUM SEVERITY

CVSS Score & Metrics

Base Score

4.8 / 10

Vector String

                                        CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L                                    

OpenStack Zaqar through 22.0.0 allows authentication bypass via an EXTRA-SPEC header when a UUID is known.

Published Date

July 24, 2026

Last Modified

July 24, 2026

CWE ID

CWE-306

Source

NVD

Vendor

OpenStack

Product

Zaqar