CVE-2026-12411
HIGH
NVD
CVSS Score
8.4
Severity
HIGH
Published
Jun 26, 2026
Vendor
unknown
Description
Broken Access Control in the devLXDInstancePatchHandler component of Canonical LXD allows an untrusted guest to mount, read, and overwrite another guest's custom storage volume via a crafted device PATCH request over /dev/lxd when security.devlxd.management.volumes is enabled.