The Kaspersky antivirus company claimed today they found a “0-day vulnerability on Telegram for Windows”, which affected “1000 users before it was fixed”.

As always, reports from antivirus companies must be taken with a grain of salt, as they tend to exaggerate the severity of their findings to get publicity in mass media. Telegram Geeks, a community of Telegram fans, gave a good explanation of what it really was about:
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