Medium 5.8Published Dec 14, 2025

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

Updated under an hour ago (Oct 26, 2026, 11:50 PM ET)

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It affects Kubernetes. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Exploited in the last 30 days

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).

CVSS: 5.8 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N
Weakness (CWE): CWE-918
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: kubernetes
NVD analysis: Deferred
Record last updated: Dec 15, 2025
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Kubernetes Kubernetes kubernetes:kubernetes (from the name)	from v1.30.0 through v1.30.14; from v1.31.0 through v1.31.14; from v1.32.0 through v1.32.9; from v1.33.0 through v1.33.5; from v1.34.0 through v1.34.1	CNA record

References

References

https://github.com/kubernetes/kubernetes/issues/135525	issue-tracking
https://groups.google.com/g/kubernetes-security-announce/c/EORqZg0k1l4/m/TtD-q0v7AgAJ	mailing-list
http://www.openwall.com/lists/oss-security/2025/12/01/4

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.