CVE-2026-47128

The CVE concerns the nono sandbox tool (pre-0.55.0) where Landlock/seccomp policies allowed access to local Unix domain sockets (concrete and abstract). This enabled sandbox escape by contacting the per-user systemd DBus socket, with the root cause being incomplete mediation of local IPC. Impact ...

GHSA-27VP-2MMC-VMH3 nono: Sandbox escape on Linux via D-Bus: `systemd-run --user`

Summary The nono Landlock/seccomp policies allow access to local Unix domain sockets concrete and abstract. This allows an easy sandbox escape by talking to the per-user systemd dbus socket. Threat scenario: Running Aider, Claude Code, OpenCode or similar tools with "allow bash" policy so that it...