CVE-2026-47866

HIGHPre-NVD 8.38.3—
EchelonGraph scoreMEDIUM confidence

Score 8.3 from GitHub Security Advisory (severity: HIGH) published 2026-07-18. a secondary CVSS source baseline 8.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
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.

VMware Avi Load Balancer contains an authorization bypass vulnerability. A malicious actor on the network can access a limited subset of the Avi Control Plane without proper authorization.

Affected versions: 32.1.1 (fixed in 32.1.2) 31.1.1 through 31.2.2 (fixed in 31.2.2-2p3) 30.1.1 through 30.2.6 (fixed in 30.2.7) 22.1.1 through 22.1.7 (fixed in 30.2.7)

CVSS v3
8.3
EG Score
8.3(medium)
EG Risk
38(Track)
EG Risk 38/100SSVC: 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
31%
KEV
Not listed

Published

July 18, 2026

Last Modified

August 20, 2026

Advisory Details (1)

Auto-updated Jul 19, 2026
No patch confirmed yet.
generic

Support Content Notification - Support Portal - Broadcom support portal

https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/37926

Vendor Advisories for CVE-2026-47866(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 11× in last 7d / 71× 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 171 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-47866?
CVE-2026-47866 is a high vulnerability published on July 18, 2026. VMware Avi Load Balancer contains an authorization bypass vulnerability. A malicious actor on the network can access a limited subset of the Avi Control Plane without proper authorization. Affected versions: 32.1.1 (fixed in 32.1.2) 31.1.1 through 31.2.2 (fixed in 31.2.2-2p3) 30.1.1 through 30.2.6…
When was CVE-2026-47866 disclosed?
CVE-2026-47866 was first published in the National Vulnerability Database on July 18, 2026, with the most recent update on August 20, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-47866 actively exploited?
CVE-2026-47866 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 68.9% of all scored CVEs.
What is the CVSS score of CVE-2026-47866?
CVE-2026-47866 has a CVSS v3 base score of 8.3 (NVD).
How do I remediate CVE-2026-47866?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-47866, 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

Explore the affected products and dependency analysis for CVE-2026-47866

Explore →

Is Your Infrastructure Affected by CVE-2026-47866?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs