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Multiple Vulnerabilities in VMware Avi Load Balancer

Indian – Computer Emergency Response Team (https://www.cert-in.org.in)

Severity Rating: CRITICAL

Software Affected

VMware Avi Load Balancer version 31.1.1 – 31.2.2

VMware Avi Load Balancer version 30.1.1 – 30.2.6

VMware Avi Load Balancer version 22.1.1 – 22.1.7

VMware Avi Load Balancer version 32.1.1

Overview

Multiple vulnerabilities have been reported in VMware Avi Load Balancer, which could allow an attacker to gain unauthorised access, escalate privileges, execute arbitrary code, and gain access to sensitive information on the targeted system.

Target Audience:

Enterprises and large organisations, cloud service providers and industries with IT environments utilizing VMware Avi Load Balancer.

Risk Assessment:

Risk of full system compromise, sensitive information disclosure and lateral movement.

Impact Assessment:

Potential for local privilege escalation, disclosure of sensitive information and unauthorised access.

Description

VMware Avi Load Balancer is a software-defined, multi-cloud application delivery controller that provides elastic load balancing, application security (WAF), and observability for containerized, virtualised, and bare-metal workloads.

Multiple vulnerabilities exist in VMware Avi Load Balancer due to improper authentication, insufficient input validation, improper privilege management and file path validation issues. An attacker may exploit these vulnerabilities by sending specially crafted requests.

Successful exploitation of these vulnerabilities could allow an attacker to gain unauthorised access, escalate privileges, execute arbitrary code, and gain access to sensitive information on the targeted system.

Solution

Apply appropriate updates as mentioned by the vendor:

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

Vendor Information

VMware

https://support.broadcom.com/web/ecx/security-advisory

References

VMware

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

CVE Name

CVE-2026-47865

CVE-2026-47866

CVE-2026-47867

CVE-2026-47868

CVE-2026-47869

CVE-2026-47870

CVE-2026-47871

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Thanks and Regards,

CERT-In

Incident Response Help Desk

e-mail: incident@cert-in.org.in

Phone: +91-11-22902657

Toll Free Number: 1800-11-4949

Toll Free Fax : 1800-11-6969

Web: http://www.cert-in.org.in

PGP Fingerprint: A768 083E 4475 5725 B81A A379 2156 C0C0 B620 D0B4

PGP Key information:

https://www.cert-in.org.in/s2cMainServlet?pageid=CONTACTUS

Postal address:

Indian Computer Emergency Response Team (CERT-In)

Ministry of Electronics and Information Technology

Government of India

Electronics Niketan

6, C.G.O. Complex

New Delhi-110 003

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