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CVE-2021-27204

Telegram before 7.4 (212543) Stable on macOS stores the local passcode in cleartext, leading to...

5.5 Medium

Telegram before 7.4 (212543) Stable on macOS stores the local passcode in cleartext, leading to information disclosure.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
None
Availability
None

Exploit likelihood

0.30%Up 0.2 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 5.5

Telegram before 7.4 (212543) Stable on macOS stores the local passcode in cleartext, leading to information disclosure.

Record
CVE-2021-27204
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CVSS 2.0
2.1 LowAV:L/AC:L/Au:N/C:P/I:N/A:N
Weakness
CWE-312
Updated
2026-11-02
CVE List No score

Telegram before 7.4 (212543) Stable on macOS stores the local passcode in cleartext, leading to information disclosure.

Record
CVE-2021-27204
Updated
2026-11-02
EUVDEUVD-2021-13969 No score

Telegram before 7.4 (212543) Stable on macOS stores the local passcode in cleartext, leading to information disclosure.

Record
EUVD-2021-13969
Updated
2026-11-03
GitHub AdvisoriesGHSA-3hrw-324r-f9xj No score

Telegram before 7.4 (212543) Stable on macOS stores the local passcode in cleartext, leading to...

Telegram before 7.4 (212543) Stable on macOS stores the local passcode in cleartext, leading to information disclosure.

Record
GHSA-3hrw-324r-f9xj
Weakness
CWE-312
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2021-27204 is a medium vulnerability (CVSS 5.5) in Telegram, published February 12, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.30%, the 22nd percentile. No source names a fixed version.

References

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