Someone at BrowserStack is leaking users' email addresses
shkspr.mobi
April 5, 2026
2 min read
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63/100
Summary
BrowserStack has been found to be leaking users' email addresses. A user discovered the leak after signing up for their Open Source program and subsequently receiving unsolicited emails.
Key Takeaways
- A user received unsolicited emails after signing up for BrowserStack, indicating a potential data leak.
- Apollo.io confirmed that the user's email address was obtained from BrowserStack, which shares user data with its network.
- The user suspects that BrowserStack may be selling or giving away user data, or that an employee is leaking information.
- The date of the data collection by Apollo.io was February 25, 2026.
Community Sentiment
Concerns
- The use of third-party services by BrowserStack raises serious concerns about user data privacy, as it appears they may be sharing or selling user information without consent.
- The situation highlights potential ethical and legal issues surrounding data sharing practices, particularly with platforms like Apollo.io that may not prioritize user privacy.
- There are alarming implications if an employee or contractor at BrowserStack is exfiltrating user data, indicating a severe breach of trust and security.