CVE-2026-43830

CRITICALPre-NVD 9.89.8—
EchelonGraph scoreHIGH confidence

Score 9.8 from GitHub Security Advisory (severity: HIGH) published 2026-07-31. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 3 sources updated this week
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 9.8Exploit: None knownExposed: 0

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

Full details and mitigation steps are currently restricted and will be published at a later date.

CVSS v3
9.8
EG Score
9.8(high)
EG Risk
59(Track)
EG Risk 59/100SSVC: 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
Severity98% × 45%
Exploitation0% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
24%
KEV
Not listed

Published

July 31, 2026

Last Modified

July 31, 2026

References (1)

Vendor Advisories for CVE-2026-43830(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 55× in last 7d / 172× 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 172 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-43830?
CVE-2026-43830 is a critical vulnerability published on July 31, 2026. Full details and mitigation steps are currently restricted and will be published at a later date.
When was CVE-2026-43830 disclosed?
CVE-2026-43830 was first published in the National Vulnerability Database on July 31, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-43830 actively exploited?
CVE-2026-43830 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 75.8% of all scored CVEs.
What is the CVSS score of CVE-2026-43830?
CVE-2026-43830 has a CVSS v3.1 base score of 9.8 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-43830?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-43830, 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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