Critical severity9.9NVD Advisory· Published Aug 13, 2026· Updated Sep 9, 2026
CVE-2026-72842
CVE-2026-72842
Description
luci-app-lxc contains an ACL inconsistency vulnerability that allows low-privileged authenticated LuCI users to access backend container management routes without proper authorization checks. Attackers can exploit path traversal via /.%2E in the lxc_name parameter to escape container directories and control host-side scripts executed through lxc.hook.start-host, achieving root code execution on the OpenWrt host.
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Affected products
2Patches
Vulnerability mechanics
References
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