CVE-2025-13281 MEDIUM

CVE-2025-13281: Portworx Half-Blind SSRF in kube-controller-manager

Vendor Kubernetes
Product Kubernetes
Weakness CWE-918 · SSRF
Published December 14, 2025
Last update December 15, 2025
View on NVD All CVEs

CVSS base score

5.8/10
Attack vector Network
Attack complexity High
Privileges required High
User interaction None
Confidentiality High
Integrity None

CVSS vector

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

What the vulnerability does

01Description

A half-blind Server Side Request Forgery (SSRF) vulnerability exists in kube-controller-manager when using the in-tree Portworx StorageClass. This vulnerability allows authorized users to leak arbitrary information from unprotected endpoints in the control plane’s host network (including link-local or loopback services).

Key dates

02Disclosure timeline

December 14, 2025 CVE published
December 15, 2025 Record updated