CVE-2026-47866

HIGHPre-NVD 8.38.3—
EchelonGraph scoreHIGH 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(high)
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
19%
KEV
Not listed

Published

July 18, 2026

Last Modified

July 23, 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 22× in last 7d / 37× 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.

  1. 2026-07-30 17:18 UTCEG score recompute
  2. 2026-07-30 17:18 UTCGHSA enrichment
  3. 2026-07-30 16:28 UTCEPSS rescore
  4. 2026-07-30 05:15 UTCEG score recompute
  5. 2026-07-30 05:15 UTCGHSA enrichment
  6. 2026-07-30 01:30 UTCEPSS rescore
  7. 2026-07-29 17:13 UTCGHSA enrichment
  8. 2026-07-29 05:10 UTCGHSA enrichment
  9. 2026-07-28 17:08 UTCEG score recompute
  10. 2026-07-28 17:08 UTCGHSA enrichment
  11. 2026-07-28 15:37 UTCEPSS rescore
  12. 2026-07-28 04:48 UTCGHSA enrichment
  13. 2026-07-27 16:44 UTCEG score recompute
  14. 2026-07-27 16:44 UTCGHSA enrichment
  15. 2026-07-27 04:41 UTCGHSA enrichment
  16. 2026-07-26 16:38 UTCEG score recompute
  17. 2026-07-26 16:37 UTCGHSA enrichment
  18. 2026-07-26 14:54 UTCEPSS rescore
  19. 2026-07-26 04:34 UTCEG score recompute
  20. 2026-07-26 04:33 UTCGHSA enrichment
  21. 2026-07-25 14:18 UTCEPSS rescore
  22. 2026-07-24 14:18 UTCEPSS rescore
  23. 2026-07-23 14:18 UTCEPSS rescore
  24. 2026-07-23 03:17 UTCEG score recompute
  25. 2026-07-23 00:10 UTCEG score recompute
Show 12 more
  1. 2026-07-23 00:10 UTCGHSA enrichment
  2. 2026-07-22 14:08 UTCEPSS rescore
  3. 2026-07-21 15:24 UTCEPSS rescore
  4. 2026-07-20 17:54 UTCEG score recompute
  5. 2026-07-20 17:54 UTCGHSA enrichment
  6. 2026-07-20 17:08 UTCEPSS rescore
  7. 2026-07-19 14:31 UTCEPSS rescore
  8. 2026-07-19 02:29 UTCEPSS rescore
  9. 2026-07-18 10:05 UTCEG score recompute
  10. 2026-07-18 10:05 UTCGHSA enrichment
  11. 2026-07-18 09:15 UTCEG score recompute
  12. 2026-07-18 09:14 UTCMITRE cvelistV5first tracked

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 July 23, 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 81.2% 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

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