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Vulnerabilities

Vulnerability · CVE-2025-12548

Missing Authentication for Critical Function

Published Apr 15, 2026 · catalog updated Apr 15, 2026 · Red Hat Red Hat OpenShift Dev Spaces (RHOSDS) 3.22

Severity
Unknown—
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
1.3%
Remediation
Remediation guidance
Affected products
vendor Red Hat Red Hat OpenShift Dev Spaces (RHOSDS) 3.22

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. VulnCheck canary evidence.

Technical analysis

Mechanism and impact are interpreted from ingested advisories — not independent exploit research.

  • CWE classification

    No CWE identifiers stored yet.

  • Prerequisites and impact

    Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

How to fix CVE-2025-12548

What to do

Three reads of the same public record: the decision, the versions on file, and the signals. Confirm the vendor advisory before you patch. This page does not publish exploit steps.

Executive

Treat this as an active risk. CVE-2025-12548 is a unscored issue in Red Hat Red Hat OpenShift Dev Spaces (RHOSDS) 3.22 (Unscored severity). CISA lists it as known exploited since Apr 15, 2026. Next step: Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

System administrator

Check whether Red Hat Red Hat OpenShift Dev Spaces (RHOSDS) 3.22 is installed. Ranges on record: Red Hat Red Hat OpenShift Dev Spaces (RHOSDS) 3.22. Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

Security analyst

Unscored severity. EPSS 1.3%. CISA lists it as known exploited since Apr 15, 2026. Weaknesses: not classified. Sources: cve_org, epss, vulncheck_kev. Exploit links, when listed below, point at the original publisher.

Related intelligence

  • Exploitation evidence

    Confirmed in CISA KEV since Apr 15, 2026. Listed in CISA KEV and VulnCheck KEV.

  • Safe detection guidance

    Compare installed versions with the affected ranges below and verify the advisory from the original publisher. This site stores metadata and outbound links only; it does not ship exploit code or proof-of-concept payloads.

Technology hubs

Kubernetes security

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Apr 15, 2026 · VulnCheck KEV

    Detected

    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. VulnCheck canary evidence.

  2. Apr 15, 2026 · CISA KEV

    Known exploited

    Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

Affected versions

Enter an installed version to get a verified affected / not-affected result against the ranges below.

  • vendor Red Hat Red Hat OpenShift Dev Spaces (RHOSDS) 3.22version unspecified

Sources

  • CVE.orgVulnerability recordCVE-2025-12548

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-12548

    30-day exploitation probability 1.3%

    first.org
  • VulnCheck KEVConfirmed exploitationCVE-2025-12548

    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 expose

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 17, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.