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
8.3EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 8.3Exploit: None knownExposed: 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)
EG Risk
37(Track)
EG Risk 37/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity83% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
13%
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 5× in last 7d / 66× 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 227 total refreshes for this CVE.

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

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 0% probability of exploitation in the next 30 days, which ranks it in the top 86.8% of all scored CVEs.
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.

Dependency Blast Radius

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