high severity · published 2026-11-12
If sbx or sandboxd runs as root with HOME or, on Linux, XDG_STATE_HOME pointing to an attacker-controlled location, a local unprivileged user can swap in fake control-plane sockets and configuration. The root process then trusts them, which can lead to running commands as root.
Fixed in: 0.53.0
CVE: CVE-2026-126329
Source: NVD
You are affected if the installed version is older than 0.53.0. Check the version you have and update to 0.53.0 or later. The fixed version is verified against a vendor or advisory source.
FixLane has a reviewed fix procedure for this incident: a read-only check first, then the fix. Ask the Telegram bot, or connect an AI agent to the FixLane MCP server and call get_fix_prompt with incident id 2622 and your operating system.