PT-2021-22926 · Telegram · Telegram Web K

Published 2021-09-06 · Updated 2021-09-10 · CVE-2021-40532

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions Telegram Web K Alpha versions prior to 0.7.2

Description The issue is related to the mishandling of characters in a document extension.

Recommendations For versions prior to 0.7.2, update to version 0.7.2 or later to resolve the issue.

Fix

Related Identifiers

CVE-2021-40532

Affected Products

Telegram Web K

References · 4

• https://github.com/morethanwords/tweb/commit/f224e459c36eb96b2cf9dba559a48b1f08d23330 · Patch
• https://osv.dev/vulnerability/CVE-2021-40532 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-40532 · Security Note
• https://t.me/cibsecurity/28306 · Telegram Post