CRITICAL Actively exploited Used in ransomware CWE-22

CVE-2026-59310

vCenter directory-traversal vulnerability

Broadcom·VMware vCenter

9.8/ 10

CVSS 3.1

Critical severity

62%

EPSS exploit odds

Chance of exploitation in the next 30 days

Higher than 99.2% of all CVEs

Listed

CISA KEV catalog

Added: Aug 18, 2026
Fix due: Aug 21, 2026
Ransomware: Known use

Timeline

Published: Jul 30, 2026
Updated: Sep 12, 2026
First covered: Aug 13, 2026
Latest story: 3 months ago

Summary

VMware vCenter contains a directory traversal vulnerability in the Syslog server. A malicious actor with network access to vCenter may exploit this issue to execute arbitrary code.

CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Attack profile

Attack vectorNetwork

ComplexityLow

PrivilegesNone

User interactionNone

ScopeUnchanged

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA required action

Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.

Affected products

VMware Cloud Foundation9.1.x.x9.0.x.x5.x
VMware vSphere Foundation9.1.x.x9.0.x.x
VMware vCenter9.1.x.x to before 9.1.0.03009.0.x.x to before 9.0.2.01008.0 to before 8.0 U3k
VMware Telco Cloud Infrastructure3.0
VMware Telco Cloud Platform5.1.x5.0.x4.x3.0

References

CVE.org recordcve.org NVD entrynvd.nist.gov CISA KEV listingcisa.gov Advisorysupport.broadcom.com