Facebook and Twitter say hundreds of users accidentally gave improper access to personal data through third-party apps

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Facebook and Twitter announce that personal data of hundreds of users may have been improperly accessed after they used their accounts to log in to certain apps.
This includes the email addresses, usernames and most recent tweets of people who used their Twitter accounts to access apps including Giant Square and Photofy.
Twitter says it has informed Google and Apple about the vulnerability so that they can take further action.
Monday announced that personal data of hundreds of users may have been improperly accessed after they used their accounts to log into certain Android apps downloaded from the Google Play store.