Vulnerability · Published Mar 23, 2026 · Assigned by VulDB
CVE-2026-4584Shenzhen HCC Technology MPOS M6 PLUS Cardholder Data cleartext transmission
Low 3.1
In plain English
A low-severity security flaw in MPOS M6 PLUS from Shenzhen HCC Technology. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 7% of all known vulnerabilities).
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Shenzhen HCC Technology | MPOS M6 PLUS | 1V.31-N |
Weakness: CWE-319, CWE-310 · 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
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