Information disclosure in lxd - CVE-2025-54289
Published: October 21, 2025 / Updated: April 9, 2026
Vulnerability identifier: #VU117417
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2025-54289
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Linux Containers
Affected software:
lxd
lxd
Detailed vulnerability description
The vulnerability allows a remote user to gain access to potentially sensitive information.
The vulnerability exists due to excessive data output by the API. A remote user with read-only permissions can obtain secret values necessary for WebSocket connections via an API call and execute arbitrary commands inside instances with the victim's privileges.
How to mitigate CVE-2025-54289
Install updates from vendor's website.