CVE-2026-3351

Name: CVE-2026-3351
Creator: NVD / NIST
Published: 2026-03-03T13:16:21.35+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

LOWCVSS 2.1/10EPSS 0.14%

Last modified Jun 17, 2026

CVE-2026-3351 is a low-severity vulnerability rated 2.1/10 on the CVSS scale. Improper authorization in the API endpoint GET /1.0/certificates in Canonical LXD 6.6 on Linux allows an authenticated, restricted user to enumerate all certificate fingerprints trusted by the lxd server.. EPSS estimates a 0.14% chance of exploitation in the next 30 days.

Description

Improper authorization in the API endpoint GET /1.0/certificates in Canonical LXD 6.6 on Linux allows an authenticated, restricted user to enumerate all certificate fingerprints trusted by the lxd server.

Metrics

CVSS 3.1

4.3/10

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

CVSS 4.0

2.1/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

0.14%

3.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-862

Affected Software

Vendor	Product	Versions
Canonical	Lxd	6.6

References

https://github.com/canonical/lxd/commit/d936c90d47cf0be1e9757df897f769e9887ebde1Patch
https://github.com/canonical/lxd/pull/17738Issue Tracking, Patch
https://github.com/canonical/lxd/security/advisories/GHSA-crmg-9m86-636rExploit, Mitigation, Vendor Advisory

Timeline

Published: Mar 3, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-3351?

How severe is CVE-2026-3351?

CVE-2026-3351 has a CVSS score of 2.1/10 (LOW severity). The EPSS model estimates a 0.14% probability of exploitation in the next 30 days.

How do I fix CVE-2026-3351?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-3351?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST