CVE-2025-9276CRITICAL 9.8EPSS p51.2%

CVE-2025-9276CVE-2025-9276

Description

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

CVSS 3.09.8 (CRITICAL)
VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS0.78% probability of exploitation · percentile 51.2% · 2026-06-18T12:00:27Z
Published2025-09-02
Last modified2026-01-30

Underlying weaknesses· 1

CWE-258

References

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

1

TypeTargetConfidenceTier
WeaknessEmpty Password in Configuration Filecwe-2580%live

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.