CVE-2026-85526 Path traversal via Btrfs optimized-backup subvolumes[].path enables root file/dir manipulation in LXD

Path traversal in the Btrfs storage driver unpackVolume in Canonical LXD on Linux allows an authenticated user with instance creation privileges to delete or replace arbitrary files and directories on the host filesystem as root via a crafted subvolumes.path entry in backup/optimizedheader.yaml...

CVE-2026-85526

A path traversal vulnerability exists in the Btrfs storage driver (specifically the unpackVolume function) within Canonical LXD on Linux. An authenticated user with instance creation privileges can manipulate the host filesystem as root by providing a crafted subvolumes[].path entry in backup/opt...

CVE-2020-29552

An issue was discovered in URVE Build 24.03.2020. By using the internal/pc/vpro.php?mac=0&ip=0&operation=0&usr=0&pass=0%3bpowershell+-c+" substring, it is possible to execute a Powershell command and redirect its output to a file under the web root...