CVE-2026-59309
vCenter authentication-bypass vulnerability
CVSS Score
9.8
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-303 |
| Vendor | vmware |
| Product | cloud foundation |
| Ecosystems | |
| Industries | TechnologyEnterprise |
| Published | Jul 30, 2026 |
| Last Updated | Jul 30, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
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
VMware / Telco Cloud Infrastructure
3.0
VMware / Telco Cloud Platform
5.1.x 5.0.x 4.x 3.0