Authentication Bypass in VMware vCenter Affects VMware Directory Service
CVE-2026-59309

9.8CRITICAL

Key Information:

Vendor

Vmware

Vendor
CVE Published:
30 July 2026

What is CVE-2026-59309?

VMware vCenter is subjected to a vulnerability that allows an attacker with network access to exploit the VMware Directory Service, enabling them to bypass authentication controls. This security flaw exposes systems to unauthorized access, potentially compromising sensitive information and operational integrity. The impact of this vulnerability underscores the necessity for rigorous security measures and prompt remediation.

Affected Version(s)

Cloud Foundation 9.1.x.x

Cloud Foundation 9.0.x.x

Cloud Foundation 5.x

References

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.