Medium
Portworx Half-Blind SSRF in kube-controller-manager
Type: advisorySources: OSV
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).
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2025-13281
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 4 Nov 2026, 15:40 UTC · Revision 1
Source evidence
Portworx Half-Blind SSRF in kube-controller-manager
core-osv · Original sourcePublished 14 Dec 2025, 21:27 UTC
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).
osv:CVE-2025-13281
Complete source record
{
"id": "3756c9b0e8a81efab36ec294e762f87a3e22afbbb2bd6b72517cbefc9a26996e",
"url": "https://osv.dev/vulnerability/CVE-2025-13281",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "Portworx Half-Blind SSRF in kube-controller-manager",
"summary": "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).",
"evidence": "osv:CVE-2025-13281",
"products": [],
"severity": "medium",
"structured": {
"id": "CVE-2025-13281",
"aliases": [
"CVE-2025-13281",
"GHSA-r6j8-c6r2-37rr",
"GO-2025-4240"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/kubernetes/kubernetes",
"type": "GIT",
"events": [
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"database_specific": {
"extracted_events": [
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{
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{
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],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-13281.json"
}
}
],
"modified": "2026-10-28T02:30:37.206967102Z",
"provider": "osv",
"references": [
"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/13xxx/CVE-2025-13281.json",
"https://nvd.nist.gov/vuln/detail/CVE-2025-13281",
"https://github.com/kubernetes/kubernetes/issues/135525",
"https://groups.google.com/g/kubernetes-security-announce/c/EORqZg0k1l4/m/TtD-q0v7AgAJ"
],
"provider_metadata": {
"cwe_ids": [
"CWE-918"
],
"cna_assigner": "kubernetes",
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/13xxx/CVE-2025-13281.json"
}
},
"related_cves": [
{
"value": "CVE-2025-13281",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 504207,
"published_at": "2025-12-14T21:27:34.786+00:00"
}