Bluetooth Handler Vulnerability in Shenzhen HCC Technology MPOS M6 PLUS
CVE-2026-4583

2.3LOW

Key Information:

Vendor

Shenzhen Hcc Technology

Status
Mpos M6 Plus
Vendor
CVE Published:
23 March 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-4583?

A vulnerability exists within the Bluetooth Handler of the Shenzhen HCC Technology MPOS M6 PLUS 1V.31-N. This flaw enables an attacker to bypass authentication through capture-replay techniques. Exploitation requires the attacker to be on the same local network, complicating the attack process. Despite attempts to notify the vendor regarding this issue, there has been no response. This situation highlights the importance of timely security measures and robust communication between vendors and the cybersecurity community.

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Affected Version(s)

MPOS M6 PLUS 1V.31-N

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-2026-4583 - Proof of Concept

References

https://vuldb.com/?id.352420
vdb-entry
https://vuldb.com/?ctiid.352420
signaturepermissions-required
https://vuldb.com/?submit.775434
third-party-advisory

CVSS V4

Score:
2.3
Severity:
LOW
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Adjacent Network
Attack Complexity:
High
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

davimo (VulDB User)
VulDB
JSON
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