Hard-coded Cryptographic Key Vulnerability in Investory Toy Planet Trouble App
CVE-2026-5471

4.8MEDIUM

Key Information:

Vendor

Investory

Status
Toy Planet Trouble App
Vendor
CVE Published:
3 April 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-5471?

A local vulnerability was identified in the Investory Toy Planet Trouble App version up to 1.5.5 for Android, linked to an unknown function within the file assets/google-services-desktop.json. This vulnerability allows manipulation of the argument current_key, which leads to the utilization of a hard-coded cryptographic key. As a result, this flaw may permit unauthorized access to sensitive cryptographic resources, enabling a potential attacker with local access to exploit the application. The exploit details are now public, exposing users to possible unauthorized data access and authentication issues.

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Affected Version(s)

Toy Planet Trouble App 1.5.0

Toy Planet Trouble App 1.5.1

Toy Planet Trouble App 1.5.2

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-5471 - Proof of Concept

References

https://vuldb.com/vuln/355075
vdb-entrytechnical-description
https://vuldb.com/vuln/355075/cti
signaturepermissions-required
https://vuldb.com/submit/781784
third-party-advisory

CVSS V4

Score:
4.8
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

fxizenta (VulDB User)
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