CVE-2021-20748 json
Retty App for Android versions prior to 4.8.13 and Retty App for iOS versions prior to 4.11.14 uses a hard-coded API key for an external se…
published 2021-07-14 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-8162
- cvss
- 7.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.0%
- EPSS 1.0% chance of exploitation in 30 days, percentile 64%
- public exploits
- 0
- none known
Summary
Retty App for Android versions prior to 4.8.13 and Retty App for iOS versions prior to 4.11.14 uses a hard-coded API key for an external service. By exploiting this vulnerability, API key for an external service may be obtained by analyzing data in the app.
Patch / fix
- retty retty 4.8.13, 4.11.14
Exploit prediction
1.04% chance of exploitation in the next 30 days, higher than 64% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:P/I:N/A:N |
Affected products
- Retty Inc. Retty App
Classification
- Weakness
-
- CWE-798 Use of Hard-coded Credentials
References
-
drive.google.com
/file/d/1PBYqIsK8QxEEhGJ4SEgpY7iZw3RTTDho/view
third-party-advisory
-
jvn.jp
/en/jp/JVN26891339/index.html
third-party-advisory
Sources
- CVE List CVE-2021-20748
- NVD CVE-2021-20748
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.