Twitter Bug Exposed the Titles of Private Lists to Everyone for at Least Two Days Between 6-7th Feb
https://twitter.comTwitter recently has a bug that allowed people to see the titles of your Lists, both public and private. For a few hours on between February 6 and 7, 2020, the titles of all of your Lists were visible, however, the members of your private Lists were not visible. This has now been fixed.