CVE-2025-12548
high-risk
Published 2026-01-13
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.
Do I need to act?
!
46.3% chance of exploitation in next 30 days
EPSS score — higher than 54% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.0/10
Critical
NETWORK
/ LOW complexity
52
/ 100
high-risk
Severity
30/34 · Critical
Exploitability
17/34 · Moderate
Exposure
5/34 · Minimal