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

Quick assessment

Affected
Danelec MacGregor Voyage Data Recorder (VDR) G4e
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Danelec Marine Danelec MacGregor Voyage Data Recorder是Danelec Marine公司的一系列船舶航行数据记录系统。 Danelec Marine Danelec MacGregor Voyage Data Recorder存在安全漏洞，该漏洞源于包含默认用户名和密码且未强制更改密码。

CVSS 8.3 · High EPSS 0.34% · P27

Possible ATT&CK Techniques 1 AI

T1078 · Valid Accounts

Affected Version Matrix 1

VendorProduct Version RangeStatus
Danelec MacGregor Voyage Data Recorder (VDR) G4e < 5.250 affected
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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: CVE Program / CVE List V5
Vulnerability Description
The Danelec MacGregor Voyage Data Recorder device includes a default username and password, with no enforced password change.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
CWE-1392
Source: CVE Program / CVE List V5
Vulnerability Title
Danelec Marine Danelec MacGregor Voyage Data Recorder 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Danelec Marine Danelec MacGregor Voyage Data Recorder是Danelec Marine公司的一系列船舶航行数据记录系统。 Danelec Marine Danelec MacGregor Voyage Data Recorder存在安全漏洞，该漏洞源于包含默认用户名和密码且未强制更改密码。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Danelec MacGregor Voyage Data Recorder (VDR) G4e 0 ~ 5.250 -

II. Public POCs for CVE-2026-42941

# POC Description Source Link Shenlong Link
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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-2026-42929 8.3 HIGH MacGregor Voyage Data Recorder (VDR) G4e Use of Hard-coded Credentials
CVE-2026-40425 5.7 MEDIUM MacGregor Voyage Data Recorder (VDR) G4e Files or Directories Accessible to External Parti
CVE-2026-42951 5.4 MEDIUM MacGregor Voyage Data Recorder (VDR) G4e Insufficiently Protected Credentials
CVE-2026-44611 5.4 MEDIUM MacGregor 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