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CVE-2026-42941— MacGregor Voyage Data Recorder (VDR) G4e Use of Default Credentials

CVSS 8.3 · High

Possible ATT&CK Techniques 1AI

T1078 · Valid Accounts

Affected Version Matrix 1

VendorProductVersion RangeStatus
DanelecMacGregor Voyage Data Recorder (VDR) G4e< 5.250affected
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I. Basic Information for CVE-2026-42941

Vulnerability Information
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Vulnerability Title
MacGregor Voyage Data Recorder (VDR) G4e Use of Default Credentials
Source: NVD (National Vulnerability Database)
Vulnerability Description
The Danelec MacGregor Voyage Data Recorder device includes a default username and password, with no enforced password change.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
CWE-1392
Source: NVD (National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
DanelecMacGregor Voyage Data Recorder (VDR) G4e 0 ~ 5.250 -

II. Public POCs for CVE-2026-42941

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III. Intelligence Information for CVE-2026-42941

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Vendor Advisories for CVE-2026-42941 (2)

Vendor Pages for CVE-2026-42941 (1)

Same Patch Batch · Danelec · 2026-05-29 · 5 CVEs total

CVE-2026-429298.3 HIGHMacGregor Voyage Data Recorder (VDR) G4e Use of Hard-coded Credentials
CVE-2026-404255.7 MEDIUMMacGregor Voyage Data Recorder (VDR) G4e Files or Directories Accessible to External Parti
CVE-2026-429515.4 MEDIUMMacGregor Voyage Data Recorder (VDR) G4e Insufficiently Protected Credentials
CVE-2026-446115.4 MEDIUMMacGregor Voyage Data Recorder (VDR) G4e Use of Password Hash With Insufficient Computatio

IV. Related Vulnerabilities

Same product: MacGregor Voyage Data Recorder (VDR) G4e
Same vendor: Danelec
Same weakness: CWE-1392

V. Comments for CVE-2026-42941

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