What’s Vulnerable › Vulnerabilities

CVE-2026-40425: MacGregor Voyage Data Recorder (VDR) G4e Files or Directories Accessible to External Parties

• Severity: medium (CVSS 4.9 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-05-29 · updated 2026-07-20
• Weakness: CWE-552

Description

The administrator account for the Danelec MacGregor Voyage Data Recorder web interface can directly edit sensitive files related to authentication, potentially changing the root password.

Affected products

• Danelec MacGregor Voyage Data Recorder (VDR) G4e: before 5.250 — fixed in 5.250

How to fix

Upgrade to a fixed version: Danelec MacGregor Voyage Data Recorder (VDR) G4e 5.250. Check the vendor advisory for mitigations.

References

• https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-148-01.json
• https://www.cisa.gov/news-events/ics-advisories/icsa-26-148-01
• https://www.danelec.com/contact

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