GHSA-R6J8-C6R2-37RR

Vulnerability from github – Published: 2025-12-15 00:30 – Updated: 2025-12-20 03:27
VLAI?
Summary
kube-controller-manager is vulnerable to half-blind Server Side Request Forgery through in-tree Portworx StorageClass
Details

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).

Severity ?
5.8 (Medium)
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N
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{
  "affected": [
    {
      "package": {
        "ecosystem": "Go",
        "name": "k8s.io/kubernetes"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.32.10"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Go",
        "name": "k8s.io/kubernetes"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "1.33.0-alpha.0"
            },
            {
              "fixed": "1.33.6"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Go",
        "name": "k8s.io/kubernetes"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "1.34.0-alpha.0"
            },
            {
              "fixed": "1.34.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2025-13281"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-918"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2025-12-16T00:48:30Z",
    "nvd_published_at": "2025-12-14T22:15:36Z",
    "severity": "MODERATE"
  },
  "details": "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\u2019s host network (including link-local or loopback services).",
  "id": "GHSA-r6j8-c6r2-37rr",
  "modified": "2025-12-20T03:27:50Z",
  "published": "2025-12-15T00:30:25Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-13281"
    },
    {
      "type": "WEB",
      "url": "https://github.com/kubernetes/kubernetes/issues/135525"
    },
    {
      "type": "WEB",
      "url": "https://github.com/kubernetes/kubernetes/commit/7506ce804c20696ba32cdb72126270ceaed06e24"
    },
    {
      "type": "WEB",
      "url": "https://github.com/kubernetes/kubernetes/commit/97650c1c4fe15cbb7756ba95b3edc8a8665063ca"
    },
    {
      "type": "WEB",
      "url": "https://github.com/kubernetes/kubernetes/commit/dbe17dfe7773563eac95534040f413ada6d2b421"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/advisories/GHSA-r6j8-c6r2-37rr"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/kubernetes/kubernetes"
    },
    {
      "type": "WEB",
      "url": "https://groups.google.com/g/kubernetes-security-announce/c/EORqZg0k1l4/m/TtD-q0v7AgAJ"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2025/12/01/4"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "kube-controller-manager is vulnerable to half-blind Server Side Request Forgery through in-tree Portworx StorageClass"
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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