GHSA-C28G-VH7M-FM7V OpenClaw: Owner-enforced commands could accept wildcard channel senders as command owners

Impact OpenClaw deployments before 2026.4.21 could treat a non-owner sender as authorized for owner-enforced slash commands when all of the following were true: - a channel plugin declared commands.enforceOwnerForCommands: true; - the channel accepted wildcard inbound senders with allowFrom: ""; ...