CVE-2026-42941

HIGHPre-NVD 8.38.3—
EchelonGraph scoreMEDIUM confidence

Score 8.3 from GitHub Security Advisory (severity: HIGH) published 2026-05-29. a secondary CVSS source baseline 8.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
8.3
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 8.3Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

The Danelec MacGregor Voyage Data Recorder

device includes a default username and password, with no enforced password change.

CVSS v3
8.3
EG Score
8.3(medium)
EPSS
13.4%
KEV
Not listed

Published

May 29, 2026

Last Modified

July 21, 2026

Advisory Details (3)

Auto-updated Jun 3, 2026
Patch available. Sources: cisa.
generic

Danelec | Contact

https://www.danelec.com/contact
cisa Patch Available

MacGregor Voyage Data Recorder (VDR) G4e | CISA

https://www.cisa.gov/news-events/ics-advisories/icsa-26-148-01
generic

CSAF/csaf_files/OT/white/2026/icsa-26-148-01.json at develop · cisagov/CSAF · GitHub

https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-148-01.json

Vendor Advisories for CVE-2026-42941(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 8× in last 7d / 50× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 123 total refreshes for this CVE.

  1. 2026-07-22 14:08 UTCEPSS rescore
  2. 2026-07-21 15:24 UTCEPSS rescore
  3. 2026-07-20 17:08 UTCEPSS rescore
  4. 2026-07-19 14:31 UTCEPSS rescore
  5. 2026-07-19 02:29 UTCEPSS rescore
  6. 2026-07-18 10:04 UTCEPSS rescore
  7. 2026-07-16 17:03 UTCEPSS rescore
  8. 2026-07-16 01:58 UTCGHSA enrichment
  9. 2026-07-15 16:57 UTCEPSS rescore
  10. 2026-07-15 02:00 UTCEPSS rescore
  11. 2026-07-14 14:08 UTCGHSA enrichment
  12. 2026-07-13 22:30 UTCEPSS rescore
  13. 2026-07-13 06:13 UTCEPSS rescore
  14. 2026-07-12 05:46 UTCEPSS rescore
  15. 2026-07-11 17:33 UTCGHSA enrichment
  16. 2026-07-11 08:27 UTCEPSS rescore
  17. 2026-07-09 19:10 UTCEPSS rescore
  18. 2026-07-08 17:24 UTCGHSA enrichment
  19. 2026-07-08 15:16 UTCEPSS rescore
  20. 2026-07-07 13:46 UTCEPSS rescore
  21. 2026-07-06 16:27 UTCEPSS rescore
  22. 2026-07-06 02:23 UTCEPSS rescore
  23. 2026-07-06 02:23 UTCEPSS rescore
  24. 2026-07-05 02:30 UTCEPSS rescore
  25. 2026-07-04 06:31 UTCEPSS rescore
Show 75 more
  1. 2026-07-02 19:15 UTCGHSA enrichment
  2. 2026-07-02 04:19 UTCGHSA enrichment
  3. 2026-07-01 15:06 UTCEPSS rescore
  4. 2026-07-01 13:26 UTCGHSA enrichment
  5. 2026-07-01 01:31 UTCGHSA enrichment
  6. 2026-06-30 23:22 UTCEPSS rescore
  7. 2026-06-30 00:56 UTCGHSA enrichment
  8. 2026-06-29 14:06 UTCEPSS rescore
  9. 2026-06-29 12:48 UTCGHSA enrichment
  10. 2026-06-28 16:12 UTCGHSA enrichment
  11. 2026-06-28 14:07 UTCEPSS rescore
  12. 2026-06-28 04:56 UTCEPSS rescore
  13. 2026-06-28 04:17 UTCGHSA enrichment
  14. 2026-06-27 16:21 UTCGHSA enrichment
  15. 2026-06-27 04:14 UTCGHSA enrichment
  16. 2026-06-27 03:08 UTCEPSS rescore
  17. 2026-06-26 16:15 UTCGHSA enrichment
  18. 2026-06-26 03:15 UTCGHSA enrichment
  19. 2026-06-25 15:20 UTCGHSA enrichment
  20. 2026-06-25 13:49 UTCEPSS rescore
  21. 2026-06-25 13:49 UTCEPSS rescore
  22. 2026-06-25 03:19 UTCGHSA enrichment
  23. 2026-06-24 15:19 UTCGHSA enrichment
  24. 2026-06-24 14:05 UTCEPSS rescore
  25. 2026-06-23 21:33 UTCEPSS rescore
  26. 2026-06-22 14:25 UTCEPSS rescore
  27. 2026-06-22 14:25 UTCEPSS rescore
  28. 2026-06-21 14:56 UTCEPSS rescore
  29. 2026-06-21 14:56 UTCEPSS rescore
  30. 2026-06-21 01:59 UTCEPSS rescore
  31. 2026-06-19 19:25 UTCEPSS rescore
  32. 2026-06-18 22:26 UTCGHSA enrichment
  33. 2026-06-18 17:52 UTCEPSS rescore
  34. 2026-06-18 17:52 UTCEPSS rescore
  35. 2026-06-18 01:23 UTCGHSA enrichment
  36. 2026-06-17 17:53 UTCEPSS rescore
  37. 2026-06-17 12:29 UTCGHSA enrichment
  38. 2026-06-17 00:17 UTCGHSA enrichment
  39. 2026-06-16 17:52 UTCEPSS rescore
  40. 2026-06-16 12:23 UTCGHSA enrichment
  41. 2026-06-16 00:20 UTCGHSA enrichment
  42. 2026-06-15 17:49 UTCEPSS rescore
  43. 2026-06-15 12:25 UTCGHSA enrichment
  44. 2026-06-14 22:17 UTCGHSA enrichment
  45. 2026-06-14 10:22 UTCGHSA enrichment
  46. 2026-06-13 23:00 UTCEPSS rescore
  47. 2026-06-13 22:28 UTCGHSA enrichment
  48. 2026-06-13 10:33 UTCGHSA enrichment
  49. 2026-06-12 23:12 UTCEPSS rescore
  50. 2026-06-12 23:12 UTCEPSS rescore
  51. 2026-06-12 22:37 UTCGHSA enrichment
  52. 2026-06-12 10:41 UTCGHSA enrichment
  53. 2026-06-11 22:46 UTCGHSA enrichment
  54. 2026-06-11 14:00 UTCEPSS rescore
  55. 2026-06-11 10:52 UTCGHSA enrichment
  56. 2026-06-10 22:56 UTCGHSA enrichment
  57. 2026-06-10 22:18 UTCEPSS rescore
  58. 2026-06-10 13:22 UTCEPSS rescore
  59. 2026-06-10 13:22 UTCEPSS rescore
  60. 2026-06-10 11:02 UTCGHSA enrichment
  61. 2026-06-09 23:08 UTCGHSA enrichment
  62. 2026-06-09 11:13 UTCGHSA enrichment
  63. 2026-06-08 23:19 UTCGHSA enrichment
  64. 2026-06-08 14:17 UTCEPSS rescore
  65. 2026-06-08 14:17 UTCEPSS rescore
  66. 2026-06-08 11:24 UTCGHSA enrichment
  67. 2026-06-07 23:30 UTCGHSA enrichment
  68. 2026-06-07 15:25 UTCEPSS rescore
  69. 2026-06-07 15:25 UTCEPSS rescore
  70. 2026-06-07 11:35 UTCGHSA enrichment
  71. 2026-06-06 23:41 UTCGHSA enrichment
  72. 2026-06-06 13:47 UTCEPSS rescore
  73. 2026-06-06 13:47 UTCEPSS rescore
  74. 2026-06-06 11:46 UTCGHSA enrichment
  75. 2026-06-05 23:52 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2026-42941?
CVE-2026-42941 is a high vulnerability published on May 29, 2026. The Danelec MacGregor Voyage Data Recorder device includes a default username and password, with no enforced password change.
When was CVE-2026-42941 disclosed?
CVE-2026-42941 was first published in the National Vulnerability Database on May 29, 2026, with the most recent update on July 21, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-42941 actively exploited?
CVE-2026-42941 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 13.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-42941?
CVE-2026-42941 has a CVSS v3 base score of 8.3 (NVD).
How do I remediate CVE-2026-42941?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-42941, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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