CVE-2025-9276

Cockroach Labs cockroach-k8s-request-cert Empty Root Password Authentication Bypass Vulnerability. This vulnerability could allow remote attackers to bypass authentication on systems that use the affected version of the Cockroach Labs cockroach-k8s-request-cert container image. The specific flaw exists within the configuration of the system shadow file. The issue results from a blank password setting for the root user. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-22195.

Scoring

Severity
CRITICAL
CVSS base score
9.8
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS probability
0.65%
CWE
CWE-258
Published
2025-09-02
Last modified
2026-03-12

Affected products

Weakness type

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