Skip to main content

Kubernetes CVE-2025-9276

CRITICAL
Empty Password in Configuration File (CWE-258)
2025-09-02 zdi-disclosures@trendmicro.com
9.8
CVSS 3.0 · NVD
Share

Severity by source

NVD PRIMARY
9.8 CRITICAL
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

2
Analysis Generated
Mar 28, 2026 - 19:10 vuln.today
CVE Published
Sep 02, 2025 - 20:15 nvd
CRITICAL 9.8

DescriptionCVE.org

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.

AnalysisAI

Cockroach Labs cockroach-k8s-request-cert Empty Root Password Authentication Bypass Vulnerability. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-258. 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. Affected products include: Cockroachlabs Cockroach-K8S-Request-Cert.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

CVE-2025-1974 CRITICAL POC
9.8 Mar 25

A critical vulnerability in Kubernetes ingress-nginx controller allows unauthenticated attackers with pod network access

CVE-2026-45321 CRITICAL POC
9.6 May 12

Credential-harvesting malware compromised 84 versions of 42 TanStack npm packages on 2026-05-11 via chained GitHub Actio

CVE-2025-1098 HIGH POC
8.8 Mar 25

Kubernetes ingress-nginx contains a configuration injection vulnerability via the mirror-target and mirror-host Ingress

CVE-2025-24514 HIGH POC
8.8 Mar 25

A security issue was discovered in ingress-nginx https://github.com/kubernetes/ingress-nginx where the `auth-url` Ingres

CVE-2025-1097 HIGH POC
8.8 Mar 25

A security issue was discovered in ingress-nginx https://github.com/kubernetes/ingress-nginx where the `auth-tls-match-c

CVE-2020-8554 MEDIUM POC
6.3 Jan 21

Kubernetes API server in all versions allow an attacker who is able to create a ClusterIP service and set the spec.exter

CVE-2023-3676 HIGH POC
8.8 Oct 31

A security issue was discovered in Kubernetes where a user that can create pods on Windows nodes may be able to escalate

CVE-2025-55190 CRITICAL POC
9.9 Sep 04

Argo CD is a declarative, GitOps continuous delivery tool for Kubernetes. Rated critical severity (CVSS 9.9), this vulne

CVE-2026-34976 CRITICAL POC
10.0 Apr 02

Unauthenticated remote attackers can trigger complete database overwrites, server-side file reads, and SSRF attacks agai

CVE-2018-18843 CRITICAL POC
10.0 Dec 04

The Kubernetes integration in GitLab Enterprise Edition 11.x before 11.2.8, 11.3.x before 11.3.9, and 11.4.x before 11.4

CVE-2026-54680 CRITICAL POC
9.9 Jul 29

Fluentd configuration injection in the kube-logging Logging operator before 6.6.0 allows a namespace-scoped user who can

CVE-2026-22039 CRITICAL POC
9.9 Jan 27

Kyverno Kubernetes policy engine prior to 1.x has a privilege escalation vulnerability (CVSS 9.9) allowing policy bypass

Share

CVE-2025-9276 vulnerability details – vuln.today

This site uses cookies essential for authentication and security. No tracking or analytics cookies are used. Privacy Policy