Document Extension Handling Issue in Telegram Web K Alpha
CVE-2021-40532

9.8CRITICAL

Key Information:

Vendor

Telegram

Status
Web K Alpha
Vendor
CVE Published:
6 September 2021
đź”” Create Telegram Vulnerability Alert

What is CVE-2021-40532?

Telegram Web K Alpha versions prior to 0.7.2 are susceptible to an improper input validation vulnerability that allows for mishandling of characters in document extensions. This flaw can potentially lead to unexpected behavior or exploitation in the application, impacting user interaction and security. Users are recommended to upgrade to the latest version to mitigate risks associated with this issue.

References

https://github.com/morethanwords/tweb/commit/f224e459c36e...
x_refsource_MISC

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.