Which versions of Mpos M6 Plus are affected by EUVD-2026-14394?

Organizations using A security vulnerability should be aware of moderate risk from CVE-2026-4582, a missing authentication vulnerability rated CVSS 5.0.

Is there a public PoC exploit available for EUVD-2026-14394?

Yes, a public proof-of-concept exploit is available for EUVD-2026-14394. Prioritise patching immediately. EPSS: 0.0%.

Mpos M6 Plus EUVD-2026-14394

Q: What is the CVSS score of EUVD-2026-14394?

EUVD-2026-14394 has a CVSS 4.0 base score of 1.3 (Low). CVSS vector: CVSS:4.0/AV:A/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X. EPSS exploitation probability: 0.0%.

| CVE-2026-4582 LOW

Missing Authentication for Critical Function (CWE-306)

2026-03-23 VulDB

GHSA-q5mc-rx2x-2mqv

Authentication Bypass Mpos M6 Plus

1.3

CVSS 4.0 · NVD

Severity by source

NVD PRIMARY

1.3 LOW

CVSS:4.0/AV:A/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:4.0/AV:A/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector

Adjacent

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Lifecycle Timeline

CVSS changed

Apr 29, 2026 - 01:11 NVD

2.3 (LOW) 1.3 (LOW)

Severity Changed

Apr 18, 2026 - 05:22 NVD

MEDIUM LOW

CVSS changed

Apr 18, 2026 - 05:22 NVD

5.0 (MEDIUM) 2.3 (LOW)

PoC Detected

Mar 23, 2026 - 14:31 vuln.today

Public exploit code

EUVD ID Assigned

Mar 23, 2026 - 09:45 euvd

EUVD-2026-14394

Analysis Generated

Mar 23, 2026 - 09:45 vuln.today

CVE Published

Mar 23, 2026 - 09:33 nvd

MEDIUM 5.0

DescriptionCVE.org

A security vulnerability has been detected in Shenzhen HCC Technology MPOS M6 PLUS 1V.31-N. Affected by this vulnerability is an unknown functionality of the component Bluetooth. Such manipulation leads to missing authentication. The attack must be carried out from within the local network. Attacks of this nature are highly complex. The exploitation appears to be difficult. The vendor was contacted early about this disclosure but did not respond in any way. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

AnalysisAI

Unauthenticated Bluetooth access in the Shenzhen HCC Technology MPOS M6 PLUS 1V.31-N allows attackers on the local network to manipulate the device's Bluetooth functionality, compromising confidentiality and integrity. Public exploit code exists for this vulnerability, though exploitation requires complex local network positioning and timing. …

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Vulnerability AssessmentAI

Risk Assessment	The risk profile presents a nuanced picture across multiple signals. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario	An attacker positioned within Bluetooth range (typically 10-100 meters depending on antenna) of a deployed MPOS M6 PLUS payment terminal in a retail store could initiate a Bluetooth connection to the device. Due to the missing authentication in the Bluetooth component, the attacker's device would be accepted without credential verification, allowing the attacker to interact with payment functions or access sensitive data on the terminal. …
Remediation	No official patch or vendor guidance is available from Shenzhen HCC Technology, as the vendor did not respond to early disclosure attempts. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. …

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EUVD-2026-14394 vulnerability details – vuln.today

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