---
id: CVE-2025-12548
title: A flaw was found in Eclipse Che che-machine-exec
summary: >-
  A flaw was found in Eclipse Che che-machine-exec. This vulnerability allows
  unauthenticated remote arbitrary command execution and secret exfiltration
  (SSH keys, tokens, etc.) from other users' Developer Workspace containers, via
  an unau…
severity: critical
cvss: 9
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H'
cwe:
  - CWE-306
vendor: Red Hat
product: devspaces/code-rhel9
affected:
  - devspaces/code-rhel9 (all versions)
  - devspaces/code-rhel9 (all versions)
  - devspaces/code-rhel9 (all versions)
published: '2026-01-13'
updated: '2026-09-21'
sourceUpdated: '2026-09-21T17:17:24.240'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-12548'
references:
  - url: 'https://access.redhat.com/errata/RHSA-2025:22620'
    label: secalert@redhat.com
  - url: 'https://access.redhat.com/errata/RHSA-2025:22623'
    label: secalert@redhat.com
  - url: 'https://access.redhat.com/errata/RHSA-2025:22652'
    label: secalert@redhat.com
  - url: 'https://access.redhat.com/security/cve/CVE-2025-12548'
    label: secalert@redhat.com
  - url: 'https://bugzilla.redhat.com/show_bug.cgi?id=2408850'
    label: secalert@redhat.com
  - url: >-
      https://security.access.redhat.com/data/csaf/v2/vex/2025/cve-2025-12548.json
  - url: 'https://www.cve.org/CVERecord?id=CVE-2025-12548'
  - url: 'https://nvd.nist.gov/vuln/detail/CVE-2025-12548'
tags:
  - nvd
  - exploit-available
  - cve.org
  - csaf
  - vex
  - red-hat
epss: 0.01328
epssPercentile: 0.69816
exploits:
  metasploit:
    - exploit/linux/http/eclipse_che_machine_exec_rce
  checkedAt: '2026-09-26T09:05:35.535Z'
exploitAvailable: true
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-01-13T15:51:02.077067Z'
ingestedAt: '2026-09-21T16:49:07.875Z'
patched:
  - openshift_dev_spaces_rhosds 3.22
  - openshift_dev_spaces_rhosds 3.23
  - openshift_dev_spaces_rhosds 3.24
---

## Overview

A flaw was found in Eclipse Che che-machine-exec. This vulnerability allows unauthenticated remote arbitrary command execution and secret exfiltration (SSH keys, tokens, etc.) from other users' Developer Workspace containers, via an unauthenticated JSON-RPC / websocket API exposed on TCP port 3333.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.

## Vendor advisories

- **RHSA-2025:22620** · Red Hat · fixed in: Red Hat OpenShift Dev Spaces (RHOSDS) 3.22 · released 2025-12-02 · [advisory](https://access.redhat.com/errata/RHSA-2025:22620)
- **RHSA-2025:22652** · Red Hat · fixed in: Red Hat OpenShift Dev Spaces (RHOSDS) 3.23 · released 2025-12-02 · [advisory](https://access.redhat.com/errata/RHSA-2025:22652)
- **RHSA-2025:22623** · Red Hat · fixed in: Red Hat OpenShift Dev Spaces (RHOSDS) 3.24 · released 2025-12-02 · [advisory](https://access.redhat.com/errata/RHSA-2025:22623)