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CVE-2026-4584

Published: Mar 23, 2026

Modified: Mar 23, 2026

PUBLISHED

CVSS v3.1

3.1

LOW

Description

A flaw has been found in Shenzhen HCC Technology MPOS M6 PLUS 1V.31-N. This affects an unknown part of the component Cardholder Data Handler. Executing a manipulation can lead to cleartext transmission of sensitive information. The attack requires access to the local network. The attack requires a high level of complexity. It is indicated that the exploitability is difficult. The vendor was contacted early about this disclosure but did not respond in any way.

Vendor	Product	Versions
Shenzhen HCC Technology	MPOS M6 PLUS	affected `1V.31-N`

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R

Attack Vector

Adjacent

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

References

VDB-352421 | Shenzhen HCC Technology MPOS M6 PLUS Cardholder Data cleartext transmission

vdb-entry

VDB-352421 | CTI Indicators (IOB, IOC, TTP)

signature

permissions-required

Submit #775435 | Shenzhen HCC Technology Co., Ltd M6PLUS MPOS M6PLUS-FW-1V.31-N Cleartext Sensitive Data Transmission

third-party-advisory

https://github.com/Davim09/m6plusexploit/blob/main/docs/CVE-3-DataExposure.md

exploit

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