CVE-2025-13281— Portworx Half-Blind SSRF in kube-controller-manager
Quick assessment
Affected
Kubernetes Kubernetes
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Kubernetes（K8s）是Kubernetes开源的一个开源系统，用于自动部署、扩展和管理容器化应用程序。 Kubernetes存在安全漏洞，该漏洞源于Portworx StorageClass存在服务器端请求伪造，可能导致信息泄露。
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I. Basic Information for CVE-2025-13281
Vulnerability Information
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Vulnerability Title
Portworx Half-Blind SSRF in kube-controller-manager
Source: CVE Program / CVE List V5
Vulnerability Description
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).
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
服务端请求伪造(SSRF)
Source: CVE Program / CVE List V5
Vulnerability Title
Kubernetes 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Kubernetes（K8s）是Kubernetes开源的一个开源系统，用于自动部署、扩展和管理容器化应用程序。 Kubernetes存在安全漏洞，该漏洞源于Portworx StorageClass存在服务器端请求伪造，可能导致信息泄露。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Kubernetes | Kubernetes | v1.30.0 ~ v1.30.14 | - |
|
II. Public POCs for CVE-2025-13281
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2025-13281 (2)
-
https://github.com/kubernetes/kubernetes/issues/135525 issue-tracking
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