Cryptelio

Bybit Issues Security Warning Following Telegram Android Vulnerability

Cryptelio Editorial Published 13 Nov 2026 · 17:46 UTC
Bybit Issues Security Warning Following Telegram Android Vulnerability

Crypto exchange Bybit has issued a warning to its users to update the Telegram app on Android devices following the discovery of a security flaw that could enable remote code execution (RCE) through malicious chat messages. This vulnerability, identified on November 9, allows bots to send 'widgets' that can potentially execute code on a user's device.

According to Bybit, a compromised device could jeopardize not just Telegram but also other applications on the same device, including exchange and wallet apps. The security firm V12 demonstrated how a bot message could open the Calculator app on an Android phone, showcasing the RCE capability.

Telegram has since stated that the issue was fixed on November 11, deploying a server-side patch that does not require user action. Pavel Durov, the founder of Telegram, has publicly challenged hackers to attempt to breach his account, asserting that the vulnerability was overstated and required an active third-party service to exploit.

With over one million self-custody wallets launched within 48 hours of the vulnerability's announcement, the stakes are high for Telegram as it expands its payment features. Bybit has advised users to remain cautious of unknown bots and links, emphasizing the importance of security in the crypto space.

FAQ

What security vulnerability was discovered in the Telegram app?

A security flaw was identified in the Telegram app on Android devices that could enable remote code execution (RCE) through malicious chat messages, allowing bots to send 'widgets' that could execute code on a user's device.

What should Telegram users do in response to the security warning from Bybit?

Bybit has advised users to update their Telegram app on Android devices to ensure they are protected from the vulnerability. However, Telegram has stated that the issue was fixed on November 11 with a server-side patch that does not require user action.

What are the potential risks associated with this vulnerability?

A compromised device could not only affect Telegram but also jeopardize other applications on the same device, including exchange and wallet apps, potentially leading to unauthorized access or data breaches.

What did Pavel Durov, the founder of Telegram, say about the vulnerability?

Pavel Durov publicly challenged hackers to attempt to breach his account, asserting that the vulnerability was overstated and required an active third-party service to exploit.

What precautions should users take in the crypto space following this incident?

Users are advised to remain cautious of unknown bots and links, and to prioritize security measures, especially when using exchange and wallet apps in the crypto space.

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