CVE-2021-27204: telegram
CVSS: 5.5v3.1MediumModified
Published 12-02-2021Last modified 03-08-2024
Vulnerability summary
CVE-2021-27204 is a medium (CVSS 5.5) vulnerability in telegram. EPSS estimates a 0.29% chance of exploitation in the next 30 days, higher than 20.7% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
5.5/10
010
Medium · v3.1 (NVD)EPSS score
0.29%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference
Timeline
- 12-02-2021PublishedVulnerability first disclosed.
- 03-08-2024Last modifiedVulnerability information updated.
Description
Telegram before 7.4 (212543) Stable on macOS stores the local passcode in cleartext, leading to information disclosure.
CVSS metrics
2 scores · 1 source · 2 versionsMedium 5.5Preferred score · NVD (NIST)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:NSourcesSingle source
Low 2.1Preferred score · NVD (NIST)
AV:L/AC:L/Au:N/C:P/I:N/A:NSourcesSingle source
EPSS trend
Probability
0.29%
Chance of exploitation in the next 30 days
Percentile
21%
Versus all other CVEs
30-day change
0.00 pp
From 0.29% on 21-09-2026
21-09-202621-10-2026
EPSS score0.29%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (youtube.com)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Telegram1 product
- telegram< 7.4.0
1 vendor · 1 product