CVE-2026-42929

HIGH

Published May 29, 2026 Modified Jun 4, 2026 CWE-798

Description

Danelec MacGregor Voyage Data Recorder includes default accounts with hard-coded credentials.

CVSS v3.1 Score

8.3

HIGH

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L

EPSS — Exploit Prediction

0.0034

Probability of exploitation

0.26%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-798 CWE-798

Affected Products

Vendor	Product	Versions
macgregor	interschalt_vdr_g4e_firmware	< 5.250
macgregor	interschalt_vdr_g4e	All

References

Other 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

Frequently Asked Questions

What is CVE-2026-42929? +

Danelec MacGregor Voyage Data Recorder includes default accounts with hard-coded credentials. It has a CVSS v3.1 base score of 8.3 (HIGH).

How severe is CVE-2026-42929? +

CVE-2026-42929 has a CVSS v3.1 score of 8.3 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching. The EPSS score is 0.0034, placing it in the 0th percentile for exploitation probability.

What products are affected by CVE-2026-42929? +

CVE-2026-42929 affects products from macgregor, specifically: interschalt_vdr_g4e, interschalt_vdr_g4e_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2026-42929? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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