CVE-2025-12548
CRITICALCVSS v3
9
CRITICAL
EPSS Score
43.7%
exploit probability
CISA KEV
No
known exploited
Exploitation
—
SSVC status
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.
Technical Details
- CVSS v3 Vector
- 3.1
- Published
- 1/13/2026
- Last Modified
- 4/14/2026
Frequently Asked Questions
What is CVE-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 exposed on TCP port 3333.
Is CVE-2025-12548 actively exploited?
Active exploitation of CVE-2025-12548 has not been confirmed. The EPSS score is 43.7%, indicating the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2025-12548?
CVE-2025-12548 has a CVSS v3 base score of 9 (CRITICAL severity), with vector string 3.1.
Is CVE-2025-12548 affecting your environment?
Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.