CVE-2026-15226

Canonically reported vulnerability CVE-2026-15226 affects Canonical snapd’s sandboxed environment (snap-confine). The issue: default seccomp templates did not filter or reject operations to create/manipulate file execution flags with set-user-id attributes, allowing a strictly confined snap to co...

CVE-2026-15226

A sandbox confinement bypass vulnerability exists in Canonical snapd within its internal execution environment compiler snap-confine. The default seccomp security templates generated by the engine to restrict system calls do not filter or reject process operations capable of creating or...