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Advisory severityCritical9.0Vendor: HighRed Hat Linux

Critical [CVE-2025-12548] Github.com/che-incubator/che-code: eclipse che — unauthenticated rce and secret exfiltration via tcp/3333

This critical-severity Red Hat Linux advisory covers CVE-2025-12548 affecting Red Hat OpenShift Dev Spaces (RHOSDS) 3.22, Red Hat OpenShift Dev Spaces (RHOSDS) 3.23, Red Hat OpenShift Dev Spaces (RHOSDS) 3.24.

Aggregated and source-linked by VulniPulse. Data sources, validation and limitations.

CVE-2025-12548 Source published Source updated

VulniPulse record published

CVE-2025-12548
Affected products & platforms
Red Hat LinuxUnclassified
Open source advisory

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 unauthenticated JSON-RPC / websocket API exposed on TCP port 3333.

Red Hat severity: Important — CVSS 9 (CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H). Weakness: CWE-306.

Affected Red Hat products: Red Hat OpenShift Dev Spaces (RHOSDS) 3.22; Red Hat OpenShift Dev Spaces (RHOSDS) 3.23; Red Hat OpenShift Dev Spaces (RHOSDS) 3.24. Red Hat fixing advisory: RHSA-2025:22620, RHSA-2025:22652, RHSA-2025:22623.

Is CVE-2025-12548 exploited?

No exploitation is reported in the sources VulniPulse tracks: CVE-2025-12548 is not in the CISA KEV catalog (checked ) and this advisory does not report exploitation. That is not proof the vulnerability cannot be exploited.

How do I fix CVE-2025-12548?

Upgrade to a fixed release named by Red Hat:

  • devspaces/code-rhel9:3.22.1-1763525702
  • devspaces/code-rhel9:3.23.1-1763508770
  • devspaces/code-rhel9:3.24.1-1763547630
  • RHSA-2025:22620
  • RHSA-2025:22652
  • RHSA-2025:22623

Confirm against the vendor advisory before you patch.

Affected versions

No affected-version range was extracted from the source record. The vendor advisory is authoritative. Check it before change work.

Official advisory · high-confidence parse· fetched 13 days ago·verify at source

Fixed versions
  • devspaces/code-rhel9:3.22.1-1763525702
  • devspaces/code-rhel9:3.23.1-1763508770
  • devspaces/code-rhel9:3.24.1-1763547630
  • RHSA-2025:22620
  • RHSA-2025:22652
  • RHSA-2025:22623

Official advisory · high-confidence parse· fetched 13 days ago·verify at source

Mitigation checklist

Recommended fix / mitigation
  • Apply the security best practices from the Red Hat OpenShift Dev Spaces Administration Guide: https://docs.redhat.com/en/documentation/red_hat_openshift_dev_spaces/3.24/html/administration_guide/security-best-practices

Official advisory · high-confidence parse· fetched 13 days ago·verify at source

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