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Medium severity4.3NVD Advisory· Published Jul 7, 2021· Updated Jun 17, 2026

CVE-2021-20777

CVE-2021-20777

Description

Improper authorization in handler for custom URL scheme vulnerability in GU App for Android versions from 4.8.0 to 5.0.2 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

2
  • GU App/GU Appllm-create
    Range: 4.8.0 - 5.0.2
  • G.U. CO., LTD./GU App for Androidv5
    Range: versions from 4.8.0 to 5.0.2

Patches

Vulnerability mechanics

References

1

News mentions

0

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