GHSA-HFXH-RJV7-2369 Uptime Kuma Authenticated remote code execution via TailscalePing

Summary The runTailscalePing method of the TailscalePing class injects the hostname parameter inside a shell command, leading to a command injection and the possibility to run arbitrary commands on the server. Details When adding a new monitor on Uptime Kuma, we can select the "Tailscale Ping"...