: Many "crush" exploits are fixed in newer versions. Ensure you are running the latest update from the Google Play Store Apple App Store
Go to Settings > Data and Storage > Storage Usage and select Clear Telegram Cache . Large amounts of cached media can sometimes lead to instability. Crush Bug Telegram
: Sending or attempting to drag-and-drop very large files (e.g., near the 2GB or 4GB limit) can cause the app to freeze or crash during the upload process. Formatting Errors : Many "crush" exploits are fixed in newer versions
A notorious example of the Crush Bug Telegram class appeared in early 2022. Attackers sent a string containing 30,000 characters of alternating directional override Unicode. iOS and Android versions of Telegram would freeze for 10–15 seconds, while the desktop version (using Qt) would crash entirely. : Sending or attempting to drag-and-drop very large files (e
In September 2020, a severe vulnerability was discovered in Telegram’s Android app (CVE-2020-16038). Although primarily a remote code execution (RCE) risk, a variant caused instant crashes by sending a specially crafted video file. Telegram patched it within 24 hours, but not before exploits circulated in hacker forums.
The term refers to a specific class of denial-of-service (DoS) and crash exploits targeting the Telegram messaging application. Unlike traditional malware that steals data, a “crush bug” is designed to forcibly crash the app, often repeatedly, making it unusable for the victim.