What is CVE-2025-54289?

CVE-2025-54289 is a high-severity vulnerability in Canonical Lxd, classified under CWE-1385. CVSS score: 8.1/10. Published 2025-10-02.

How severe is CVE-2025-54289?

High severity. CVSS v3 base score is 8.1 out of 10.

Is CVE-2025-54289 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Canonical Lxd

CVE-2025-54289

Privilege Escalation in operations API in Canonical LXD <6.5 on multiple platforms allows attacker with read permissions to hijack terminal or console sessions and execute arbitrary commands via WebSocket connection hijacking format

EPSS: 0.002 (9.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.

Affected products

Canonical Lxd — versions 6, 5.21

Weakness classification (CWE)

CWE-1385

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

security@ubuntu.com (Exploit, Vendor Advisory)

Frequently asked questions

What is CVE-2025-54289?: CVE-2025-54289 is a high-severity vulnerability in Canonical Lxd, classified under CWE-1385. CVSS score: 8.1/10. Published 2025-10-02.
How severe is CVE-2025-54289?: High severity. CVSS v3 base score is 8.1 out of 10.
Is CVE-2025-54289 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.