CVE-2026-42062

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2026-05-13. NVD baseline CVSS 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
9.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 2%CVSS: 9.8Exploit: NoneExposed: 0

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

ELECOM wireless LAN access point devices contain an OS command injection in processing of username parameter. If processing a crafted request, an arbitrary OS command may be executed. No authentication is required.

CVSS v3
9.8
EG Score
9.8(medium)
EPSS
73.6%
KEV
Not listed

Published

May 13, 2026

Last Modified

May 13, 2026

Advisory Details (1)

Auto-updated Jun 21, 2026
No patch confirmed yet.
generic

JVN#03037325: Multiple vulnerabilities in ELECOM wireless LAN routers and access points (May 2026)

https://jvn.jp/en/jp/JVN03037325/

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 6× in last 7d / 60× 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 267 total refreshes for this CVE.

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

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Frequently asked(5)

What is CVE-2026-42062?
CVE-2026-42062 is a critical vulnerability published on May 13, 2026. ELECOM wireless LAN access point devices contain an OS command injection in processing of username parameter. If processing a crafted request, an arbitrary OS command may be executed. No authentication is required.
When was CVE-2026-42062 disclosed?
CVE-2026-42062 was first published in the National Vulnerability Database on May 13, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-42062 actively exploited?
CVE-2026-42062 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 73.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-42062?
CVE-2026-42062 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2026-42062?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-42062, 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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