Incident

T-Mobile application security issue exposes personal data to other users


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T-Mobile customers are reporting unauthorized access to personal data of fellow users upon logging into their accounts.

Reports about this security issue emerged on platforms like Twitter and Reddit. Multiple T-Mobile customers shared that they could view account data belonging to other users when accessing their own T-Mobile accounts.

This glitch exposes sensitive information, such as

  • credit card details,
  • home addresses,
  • purchase history,
  • current credit balance.

No details are available about the number of affected individuals.

Several users mentioned observing data from various other accounts, indicating a potentially widespread problem. This concern prompted the T-Mobile subreddit to caution its users against sharing additional information for security reasons. T-Mobile has acknowledged the issue and stated that they are actively investigating the matter.

The history of T-Mobile's security breaches is concerning. In may T-Mobile had already reported a second incident of 2023, so as of this incident their track record is one incident per quarter. Which is beyond bad.

T-Mobile application security issue exposes personal data to other users