What is CVE-2021-36769?

CVE-2021-36769 is a medium-severity vulnerability in Telegram. CVSS score: 5.3/10. Published 2021-07-17.

How severe is CVE-2021-36769?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in Telegram

CVE-2021-36769

A reordering issue exists in Telegram before 7.8.1 for Android, Telegram before 7.8.3 for iOS, and Telegram Desktop before 2.8.8. An attacker can cause the server to receive messages in a different order than they were sent a client.

EPSS: 0.010 (59.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

Affected products

Telegram
Telegram Telegram_desktop
N/a — versions n/a

References

cve@mitre.org (Technical Description, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-36769?: CVE-2021-36769 is a medium-severity vulnerability in Telegram. CVSS score: 5.3/10. Published 2021-07-17.
How severe is CVE-2021-36769?: Medium severity. CVSS v3 base score is 5.3 out of 10.