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CVE-2025-13281
Portworx Half-Blind SSRF in kube-controller-manager
Medium5.8EPSS 0.39%
- Published
- Updated
- Reserved
- Assigned by
- kubernetes
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).
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| kubernetesCNA (assigner) | 3.1 | Medium5.8 | CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N |
| NVDNVD · Deferred | 3.1 | Medium5.8 | CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N |
- EPSS (exploitation in 30 days)
- 0.39% · top 67% of all CVEs (6 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.8.
Weakness
Affected products
- affected v1.30.0 – ≤ v1.30.14
- affected v1.31.0 – ≤ v1.31.14
- affected v1.32.0 – ≤ v1.32.9
- affected v1.33.0 – ≤ v1.33.5
- affected v1.34.0 – ≤ v1.34.1
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- Gok8s.io/kubernetesGHSA-r6j8-c6r2-37rr (opens in a new tab)
What to do
Solution: To mitigate this vulnerability, upgrade Kubernetes or enable the CSIMigrationPortworx feature gate.
References (3)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-r6j8-c6r2-37rr (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2025-13281)Record last updated .