Data Leak Uncovered in Decentralized Video Call App
Cybernews research team recently discovered a significant data leak in the decentralized video call app, Huddle01. The exposed instance of Kafka Broker allowed real-time user logs to be accessed without any security measures in place.
Exposed Information
- Usernames (including real names)
- Email addresses
- Crypto wallet addresses (supporting various blockchain wallets)
- Detailed activity data (call details, participants, time, date, duration)
- Other identifiers
The leakage poses a serious risk as personally identifiable information and crypto wallet addresses can be exploited by cybercriminals for targeted phishing and social engineering attacks.
Responsiveness of the Company
The data leak was responsibly disclosed to the company by Cybernews on August 26th, 2025. Despite the disclosure, the company failed to respond, leaving the server vulnerable for a month. The extent of third-party access to the leaked data remains unknown.
For further details, refer to the full report.
About the Author
Egle Grasys, PR Manager at Cybernews
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