Hard-coded Key Exposure in Rico só Vantagem pra Investir App on Android
CVE-2026-5453

4.8MEDIUM

Key Information:

Vendor

Rico

Status
Só Vantagem Pra Investir App
Vendor
CVE Published:
3 April 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-5453?

A vulnerability exists in the Rico só Vantagem pra Investir App for Android, specifically within the file br/com/rico/mobile/di/SegmentSettingsModule.java. This issue stems from improper handling of the SEGMENT_WRITE_KEY argument, leading to the exposure of a hard-coded cryptographic key. The attack can only be executed from a local environment. Despite early notification to the vendor about this exploit, no response has been received. As this vulnerability has been publicly disclosed, it may be exploited by attackers to compromise user data.

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Deploy the Patch

Affected Version(s)

só vantagem pra investir App 4.58.32.12421

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-2026-5453 - Proof of Concept

References

https://vuldb.com/vuln/355041
vdb-entrytechnical-description
https://vuldb.com/vuln/355041/cti
signaturepermissions-required
https://vuldb.com/submit/781758
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)
VulDB CNA Team
JSON
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