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Medium severity4.3NVD Advisory· Published Jul 14, 2021· Updated Jun 17, 2026

CVE-2021-20747

CVE-2021-20747

Description

Improper authorization in handler for custom URL scheme vulnerability in Retty App for Android versions prior to 4.8.13 and Retty App for iOS versions prior to 4.11.14 allows a remote attacker to lead a user to access an arbitrary website via the vulnerable App.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

4
  • Retty App/Retty Appllm-create
    Range: <4.8.13 for Android, <4.11.14 for iOS
  • Retty Inc./Retty Appv5
    Range: Retty App for Android versions prior to 4.8.13 and Retty App for iOS versions prior to 4.11.14
  • Retty/Retty2 versions
    cpe:2.3:a:retty:retty:*:*:*:*:*:android:*:*+ 1 more
    • cpe:2.3:a:retty:retty:*:*:*:*:*:android:*:*range: <4.8.13
    • cpe:2.3:a:retty:retty:*:*:*:*:*:iphone_os:*:*range: <4.11.14

Patches

Vulnerability mechanics

References

2

News mentions

0

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