Broadcom VMware vCenter Path Traversal Vulnerability
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.
What happened
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.
CISA lists it as exploited, added 18 Aug 2026.
Does it affect you
Names VMware vCenter Server. Enter the product and version you run to place it against the affected range the vendor published.
What to do
- Follow the vendor advisory for the fixed release and any interim mitigation.
support.broadcom.com - 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.
cisa.gov
CISA’s notes for this entry:
- support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/38017
- BOD 26-04: cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk
- Forensics Triage Requirements: cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk
- nvd.nist.gov/vuln/detail/CVE-2026-59310
Affected, as published to NVD
- vmware-vcenter
- VMware vCenter Server: everything below 8.0
The record
- NVD status
- Analyzed
- Published
- 30 Jul 2026, last modified 19 Aug 2026 (NVD)
- Severity
- CVSS 3.1 base score 9.8, Critical — computed here from the vector; NVD states 9.8.
- Vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weakness
- CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') (NVD; names by MITRE)
- Exploitation
- Listed in CISA’s Known Exploited Vulnerabilities catalogue since 18 Aug 2026; federal remediation due 21 Aug 2026. CISA entry
- Exploit probability
- EPSS 45.9%, 99th percentile — FIRST. FIRST EPSS
- Vendor
- Broadcom · VMware vCenter (CISA)
References on the NVD record
- support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/38017Vendor Advisory
- medium.com/@quirso_de/active-exploitation-of-cve-2026-59310-361-victim-ips-across-47-countries-9783187cc6ffThird Party Advisory
- medium.com/@quirso_de/global-exploitation-of-cve-2026-59310-by-suspected-chinese-nexus-apt-related-cve-2026-59309-443a79e1466dThird Party Advisory
- cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-59310US Government Resource
Reporting that names this identifier
- CISA Adds Four Known Exploited Vulnerabilities to Catalog — CISA, 17 d ago
- Suspected China-Nexus Actor Exploits VMware vCenter Flaw, Deploys Babuk-Derived Ransomware — The Hacker News, 18 d ago
- Critical VMware vCenter RCE flaw exploited for reverse SSH access — BleepingComputer, 22 d ago
- Attackers Exploit VMware vCenter Vulnerability to Gain Persistent Remote Access — The Hacker News, 23 d ago
Sources
The verdict above is computed from the products and versions you entered and the affected ranges the vendor published to NVD. It does not inspect your environment, and this site never reports a product as unaffected: why.