CVE-2026-59310 kev+ ransomware in the critical feed json
vCenter directory-traversal vulnerability
published 2026-07-30 3 mo ago modified 2026-09-12 57 d ago also EUVD-2026-51097
- cvss
- 9.8
- version 3.1, CNA
- cisa kev
- Exploited
- added 2026-08-18, used in ransomware
- epss
- 61.7%
- EPSS 61.7% chance of exploitation in 30 days, percentile 99.1%
- public exploits
- 0
- none known
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.
Patch / fix
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.
- VMware vCenter 8.0 U3k, 9.0.2.0100, 9.1.0.0300
Timeline
- CISA SSVC: exploitation active
- Published
- Added to CISA KEV
- CISA patch deadline
Known exploited
- Added
- 2 mo ago
- Patch by
- 2026-08-21 (2 mo ago)
- Ransomware
- Known to be used in ransomware campaigns
- 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.
- Vendor, product
- Broadcom, VMware vCenter
- CISA name
- Broadcom VMware vCenter Path Traversal Vulnerability
CISA SSVC
- Exploitation
- Active, exploited in the wild
- Automatable
- yes
- Technical impact
- total
- Assessed
- 3 mo ago
Exploit prediction
61.67% chance of exploitation in the next 30 days, higher than 99.1% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Affected products
- VMware Cloud Foundation
- VMware vSphere Foundation
- VMware vCenter
- VMware Telco Cloud Infrastructure
- VMware Telco Cloud Platform
Classification
- Weakness
-
- CWE-22 Improper Limitation of a Pathname to a Restricted Directory
- Technology feeds
References
-
support.broadcom.com
/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/38017
vendor-advisory
-
medium.com
/@quirso_de/global-exploitation-of-cve-2026-59310-by-suspected-chinese-nexus-apt-related-cve-2026-59309-443a79
third-party-advisory
-
medium.com
/@quirso_de/active-exploitation-of-cve-2026-59310-361-victim-ips-across-47-countries-9783187cc6ff
third-party-advisory
-
cisa.gov
/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-59310
government-resource, us-government-resource
Sources
- CVE List CVE-2026-59310
- NVD CVE-2026-59310
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.