Missing Authentication for Critical Function in Eclipse Che - CVE-2025-12548
Published: December 3, 2025 / Updated: March 25, 2026
Vulnerability identifier: #VU119113
CSH Severity: Critical
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Red
CVE-ID: CVE-2025-12548
CWE-ID: CWE-306
Exploitation vector: Remote access
Exploit availability:
The vulnerability is being exploited in the wild
Vendor: Eclipse
Affected software:
Eclipse Che
Eclipse Che
Detailed vulnerability description
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to CHE machine-exec API is exposed by default on port 3333/TCP and does not require authentication. A remote non-authenticated attacker can obtain SSH private keys that are configured by other devspaces user and compromise the affected system.
How to mitigate CVE-2025-12548
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.