CVE-2025-54291: lxd Information Disclosure

Description

Information disclosure in images API in Canonical LXD before 6.5 and 5.21.4 on all platforms allows unauthenticated remote attackers to determine project existence via differing HTTP status code responses.

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CVSS v3.1 Score

5.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Weakness Type (CWE)

CWE-209 CWE-209

Affected Products

Vendor	Product	Versions
canonical	lxd	4.0.0 — 5.21.4
canonical	lxd	6.1 — 6.5

References

Advisories & Patches

https://github.com/canonical/lxd/security/advisories/GHSA-xch9-h8qw-85c7

Exploits

https://github.com/canonical/lxd/security/advisories/GHSA-xch9-h8qw-85c7

Frequently Asked Questions

What is CVE-2025-54291? +

Information disclosure in images API in Canonical LXD before 6.5 and 5.21.4 on all platforms allows unauthenticated remote attackers to determine project existence via differing HTTP status code responses. It has a CVSS v3.1 base score of 5.3 (MEDIUM).

How severe is CVE-2025-54291? +

CVE-2025-54291 has a CVSS v3.1 score of 5.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-54291? +

CVE-2025-54291 affects products from canonical, specifically: lxd. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-54291? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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