---
title: "CVE-2026-101919: HyperShift Operator - Remote Code Execution"
description: "HyperShift operator contains a remote code execution caused by copying user-provided kubeconfig secrets without validation into privileged control plane namespace, letting authenticated users with cluster and secret creation permissions execute arbitrary code, exploit requires cluster and secret creation permissions."
url: https://panop.io/threat-heartbeat/CVE-2026-101919/
---

# CVE-2026-101919 HyperShift Operator - Remote Code Execution

HyperShift operator contains a remote code execution caused by copying user-provided kubeconfig secrets without validation into privileged control plane namespace, letting authenticated users with cluster and secret creation permissions execute arbitrary code, exploit requires cluster and secret creation permissions.

CVSS base score 8.8 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

EPSS

0.42% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-101919)

## Details

Type

Remote Code Execution

Impact

Remote Code Execution

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Published

5 October 2026

Updated

15 October 2026

Weakness

[CWE-20](https://cwe.mitre.org/data/definitions/20.html)

## Vendor fix

Update to the latest version with proper validation and sanitization of kubeconfig secrets.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-101919](https://nvd.nist.gov/vuln/detail/CVE-2026-101919)
- [https://access.redhat.com/security/cve/CVE-2026-101919](https://access.redhat.com/security/cve/CVE-2026-101919)
- [https://bugzilla.redhat.com/show\_bug.cgi?id=2542541](https://bugzilla.redhat.com/show_bug.cgi?id=2542541)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

Panop answers these inside your environment, for this CVE and every other finding.

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