T-Mobile Glitch Showed Customer Data to Wrong Account Holders

Customers said they were shown others’ addresses, billing info
T-Mobile said ‘temporary system glitch’ was resolved Wednesday

In 2021, a hacker stole the personal information, including Social Security numbers and driver’s license information, of more than 13 million active and 40 million prospective T-Mobile customers. — In 2021, a hacker stole the personal information, including Social Security numbers and driver’s license information, of more than 13 million active and 40 million prospective T-Mobile customers.
Photographer: Yuki Iwamura/Bloomberg

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By Scott Moritz

September 20, 2023 at 6:34 PM UTC

This article is for subscribers only.

Some T-Mobile US Inc. customers logged into their accounts Wednesday to a surprise: Another subscriber’s billing and account information was being shown on their online dashboards.

Subscriber data including credit card information, home addresses, phone numbers and account balance were shown to the wrong people, T-Mobile customers said on social media.