CVE-2020-17448

7.8 highEPSS 2.3%

High (7.8) in telegram telegram desktop. EPSS 2.3% chance of exploitation in the next 30 days.

Telegram Desktop through 2.1.13 allows a spoofed file type to bypass the Dangerous File Type Execution protection mechanism, as demonstrated by use of the chat window with a filename that lacks an extension.

Severity

CVSS 3.1

7.8 high

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS: 2.3% chance of exploitation in the next 30 days; higher than 83% of CVEs (scores of 2026-10-31)
CWE: CWE-863
Published: 2020-08-11
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

telegram:telegram_desktop

References

https://github.com/VijayT007/Vulnerability-Database/blob/master/Telegram-CVE-2020-17448
https://github.com/telegramdesktop/tdesktop/releases/tag/v2.2.0
https://security.gentoo.org/glsa/202101-34
https://telegram.org
https://github.com/VijayT007/Vulnerability-Database/blob/master/Telegram-CVE-2020-17448

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