umbrelOS 1.7.2 is an important security update that fixes the CopyFail (CVE-2026-31431) security vulnerability in the Linux kernel.
This update also fixes USB boot drives incorrectly appearing as external storage, and improves the static IP setup flow when Ethernet is disconnected.
See what's new in umbrelOS 1.7.
Join the Umbrel Community Discord to share your feedback on this update and engage with other users.
Tracked CVEs
- CVE-2026-31431
