CVE-2026-47866
Received Received - Intake

Authorization Bypass in VMware Avi Load Balancer

Publication date: 2026-07-18

Last updated on: 2026-07-18

Assigner: VMware

Description
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)

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Meta Information

Published
2026-07-18
Last Modified
2026-07-18
Generated
2026-07-18
AI Q&A
2026-07-18
EPSS Evaluated
N/A
NVD
CVE-2026-47866
EUVD
EUVD-2026-45361

Affected Vendors & Products

Showing 4 associated CPEs
Vendor Product Version / Range
vmware avi_load_balancer to 32.1.1 (inc)
vmware avi_load_balancer From 31.1.1 (inc) to 31.2.2 (inc)
vmware avi_load_balancer From 30.1.1 (inc) to 30.2.6 (inc)
vmware avi_load_balancer From 22.1.1 (inc) to 22.1.7 (inc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-863 The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.

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Executive Summary

VMware Avi Load Balancer has an authorization bypass flaw. A network attacker can access parts of the Avi Control Plane without proper credentials or permissions.

Detection Guidance

This vulnerability allows unauthorized access to the Avi Control Plane. To detect it, check for unusual network traffic or unauthorized access attempts to the Avi Load Balancer management interface. Monitor logs for unexpected administrative actions or connections from untrusted sources. Ensure all affected versions are updated to the latest patched versions as listed in the CVE details.

Impact Analysis

An attacker could gain unauthorized access to sensitive network traffic data or configuration settings, potentially leading to data breaches or service disruptions.

Compliance Impact

This vulnerability could lead to unauthorized access to personal or sensitive data, violating GDPR and HIPAA requirements for data protection and access controls.

Mitigation Strategies
  • Upgrade affected VMware Avi Load Balancer versions to the latest patched releases (32.1.2, 31.2.2-2p3, 30.2.7, or 22.1.7).
  • Restrict network access to the Avi Control Plane to trusted sources only.
  • Monitor logs for unauthorized access attempts to the Avi Control Plane.

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