What is CVE-2025-54290?

CVE-2025-54290 is a medium-severity vulnerability in Linux Kernel, classified under Information Disclosure. CVSS score: 5.3/10. Published 2025-10-02.

How severe is CVE-2025-54290?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Information disclosure in Linux Kernel

CVE-2025-54290

Information disclosure in image export API in Canonical LXD before 6.5 and 5.21.4 on Linux allows network attackers to determine project existence without authentication via crafted requests using wildcard fingerprints.

Vulnerability class: Information Disclosure

Published 2025-10-02 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.003 (24.5th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 25th percentile — 24.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.000

Affected products

Linux Kernel
Canonical Lxd — versions 6.0, 5.21

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

github.com/canonical/lxd/security/advisories/GHSA-p3x5-mvmp-5f35 (Exploit, Vendor Advisory)

Frequently asked questions

What is CVE-2025-54290?: CVE-2025-54290 is a medium-severity vulnerability in Linux Kernel, classified under Information Disclosure. CVSS score: 5.3/10. Published 2025-10-02.
How severe is CVE-2025-54290?: Medium severity. CVSS v3 base score is 5.3 out of 10.