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Vulnerability DatabaseCVE-2021-47793

CVE-2021-47793: 
Telegram Desktop vulnerability analysis and mitigation

Telegram Desktop 2.9.2 contains a denial of service vulnerability that allows attackers to crash the application by sending an oversized message payload. Attackers can generate a 9 million byte buffer and paste it into the messaging interface to trigger an application crash.

Source: NVD

Related Telegram Desktop vulnerabilities:

CVE ID

Severity

Score

Technologies

Component name

CISA KEV exploit

Has fix

Published date

CVE-2020-17448HIGH7.8
  • Telegram DesktopTelegram Desktop
  • net-im/telegram-desktop
NoYesAug 11, 2020
CVE-2020-12474MEDIUM6.5
  • NixOSNixOS
  • telegram
NoYesMay 01, 2020
CVE-2021-36769MEDIUM5.3
  • NixOSNixOS
  • telegram-desktop
NoYesJul 17, 2021
CVE-2021-47793MEDIUM4.6
  • Telegram DesktopTelegram Desktop
  • cpe:2.3:a:telegram:telegram_desktop
NoNoJan 16, 2026
CVE-2020-25824LOW2.4
  • Telegram DesktopTelegram Desktop
  • net-im/telegram-desktop
NoYesOct 14, 2020

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