CVE-2025-9276

critical · 9.8

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.

9.8

CVSS

0.7%

EPSS (exploit prob.)

50th

EPSS percentile

2025-09-02

Published

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses

CWE-258

Affected products

Vendor	Product	Affected versions
cockroachlabs	cockroach-k8s-request-cert	all versions

Check a specific version with /api/v1/cve/match.

References

https://www.zerodayinitiative.com/advisories/ZDI-25-855/

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2025-9276