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Description

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.

PUBLISHED Reserved 2025-10-31 | Published 2026-01-13 | Updated 2026-01-21 | Assigner redhat




CRITICAL: 9.0CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H

Problem types

Missing Authentication for Critical Function

Product status

Default status
affected

sha256:3de7dd8077a9201eb7ff56c340629184773d6c06de9d6e083e13c5b51a82009c (rpm) before *
unaffected

Default status
affected

sha256:a6fe7e233fa23e1fff9c74c5d4cbe800534561131b5be59533e88ede24452e3a (rpm) before *
unaffected

Default status
affected

sha256:ced0e45c01cb5f473deb4fb137249b743b907d27172fbabd223024c4000ba56f (rpm) before *
unaffected

Timeline

2025-10-31:Reported to Red Hat.
2025-12-02:Made public.

Credits

Red Hat would like to thank Richard Leach (LME) for reporting this issue.

References

access.redhat.com/errata/RHSA-2025:22620 (RHSA-2025:22620) vendor-advisory

access.redhat.com/errata/RHSA-2025:22623 (RHSA-2025:22623) vendor-advisory

access.redhat.com/errata/RHSA-2025:22652 (RHSA-2025:22652) vendor-advisory

access.redhat.com/security/cve/CVE-2025-12548 vdb-entry

bugzilla.redhat.com/show_bug.cgi?id=2408850 (RHBZ#2408850) issue-tracking

cve.org (CVE-2025-12548)

nvd.nist.gov (CVE-2025-12548)

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