a period of four days in May, about 14 million Facebook users
around the world had their default sharing setting for all new
posts set to public, the company revealed Thursday.
bug, which affected those users from May 18 to May 22, occurred
while Facebook was testing a new feature.
Facebook employees discovered the bug, the company went back and
changed the privacy settings for all posts shared by those 14
million users during that time.
changed every post by those users during the affected time
period to private, including posts that people may have meant to
share publicly. The company told CNN it took five days to make
Facebook users will get a notification on the app or website
starting Thursday. They'll see a message from Facebook urging
users to "Please Review Your Posts" and a link to a list of what
they shared on Facebook while the bug was active.
posts typically default to the last "audience" a post was shared
with, such as family members, friends, or friends except their
boss. That default was changed to public for the 14 million
users, but if affected users noticed, they could have manually
switched the setting themselves.
recently found a bug that automatically suggested posting
publicly when some people were creating their Facebook posts,"
said Erin Egan, Facebook's chief privacy officer. "We have fixed
this issue and starting today we are letting everyone affected
know and asking them to review any posts they made during that
time. To be clear, this bug did not impact anything people had
posted before -- and they could still choose their audience just
as they always have."
Facebook spokesperson said the notification is the start of new
proactive and transparent way for the company to handle issues