CVE-2026-73040: Improper Limitation of a Pathname to a Restricted Directory

Dockge validates a stack name only on the write path. In backend/stack.ts the allow-list check in validate, which requires the name to match ^a-z0-9-+$, is reached from save alone, while the path getter returns path.jointhis.server.stacksDir, this.name and Stack.getStack builds...