PC servers for Dark Souls games have temporarily gone offline after a vulnerability was discovered that could allow hackers to execute code remotely on affected computers. Reportedly, the exploit can also plague Elden Ring. Only the PC PvP servers have been taken down, console servers are still up.
https://www.notebookcheck.net/Dark-Souls-PC-servers-go-temporarily-offline-after-a-severe-vulnerability-was-discovered-in-Dark-Souls-3-s-online-mode.595128.0.html