CVE-2021-27205

MEDIUM
Published Feb 12, 20215y ago · Modified Jun 17, 20262w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Feb 12, 2021 5y ago
Last Modified Jun 17, 2026 2w ago

Description

Telegram before 7.4 (212543) Stable on macOS stores the local copy of self-destructed messages in a sandbox path, leading to sensitive information disclosure.

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity None
Availability None

Threat Intelligence

No active exploitation signals — not in CISA KEV and no EPSS score yet.

Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 1

CWE-312

Affected Products 2

VendorProductVersionRange
telegramtelegram* <7.4.0
applemacos*any

References 2

  • inputzero.io https://www.inputzero.io/2020/12/telegram-privacy-fails-again.html
    Third Party Advisory
  • youtube.com https://www.youtube.com/watch?v=Go-4srm_1fQ
    ExploitThird Party Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.