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Critical · 9.8 CVE-2026-59309 EUVD-2026-51098GHSA-fcv2-9hgc-5mgq

vCenter authentication-bypass vulnerability

Published Jul 30, 2026 · Updated Jul 30, 2026 · Assigned by vmware

Description

VMware vCenter contains an authentication bypass vulnerability in the VMware Directory Service. A malicious actor with network access to vCenter may exploit this issue to bypass authentication and gain unauthorized access to the system.

Affected products

VendorProductAffectedFixed
VMware Cloud Foundation 9.1.x.x, 9.0.x.x, 5.x —
VMware vSphere Foundation 9.1.x.x, 9.0.x.x —
VMware vCenter 9.1.x.x – < 9.1.0.0300, 9.0.x.x – < 9.0.2.0100, 8.0 – < 8.0 U3k 9.1.0.0300
VMware Telco Cloud Infrastructure 3.0 —
VMware Telco Cloud Platform 5.1.x, 5.0.x, 4.x, 3.0 —

Advisories 2

References