Telegram Desktop through 2.0.1, Telegram through 6.0.1 for Android, and Telegram through 6.0.1 for iOS allow an IDN Homograph attack via Punycode in a public URL or a group chat invitation URL.
{
"unresolved_ranges": [
{
"source": "CPE_RANGE",
"vendor_product": "telegram:telegram",
"extracted_events": [
{
"last_affected": "6.0.1"
},
{
"last_affected": "6.0.1"
}
],
"cpes": [
"cpe:2.3:a:telegram:telegram:*:*:*:*:*:android:*:*",
"cpe:2.3:a:telegram:telegram:*:*:*:*:*:iphone_os:*:*"
]
}
]
}{
"cpe": "cpe:2.3:a:telegram:telegram_desktop:*:*:*:*:*:*:*:*",
"source": "CPE_RANGE",
"extracted_events": [
{
"introduced": "0"
},
{
"last_affected": "2.0.1"
}
]
}