A half-blind Server Side Request Forgery (SSRF) vulnerability exists in kube-controller-manager when using the in-tree Portworx StorageClass.

Code

The project this record applies to. Exploit listings stay in References.

• Repository · github.com

Timeline

Detection, updates, and resolution for this record.

1. Dec 14, 2025 · NIST NVD

   Detected

   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).

2. Oct 14, 2026 · NIST NVD

   Updated

   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).

Sources

• CVE.orgVulnerability recordCVE-2025-13281

  Official CVE identifier

  cve.org
• FIRST EPSSExploitation probabilityCVE-2025-13281

  30-day exploitation probability 0.4%

  first.org
• Kubernetes SecurityVendor advisoryCVE-2025-13281

  Portworx Half-Blind SSRF in kube-controller-manager

  github.com
• NIST NVDVulnerability recordCVE-2025-13281

  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 (i

  nvd.nist.gov

References

• Reference · openwall.com
• Reference · github.com
• Reference · groups.google.com