CVE-2026-59310
critical · 9.8Actively exploitedOn the CISA Known Exploited Vulnerabilities catalog
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 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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weaknesses
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| vmware | vcenter_server | < 8.0 |
| vmware | vcenter_server | 8.0 |
| vmware | vcenter_server | 8.0 |
| vmware | vcenter_server | 8.0 |
| vmware | vcenter_server | 8.0 |
| vmware | vcenter_server | 8.0 |
| vmware | vcenter_server | 8.0 |
| vmware | vcenter_server | 8.0 |
| vmware | vcenter_server | 8.0 |
| vmware | vcenter_server | 8.0 |
| vmware | vcenter_server | 8.0 |
| vmware | vcenter_server | 8.0 |
| vmware | vcenter_server | 8.0 |
| vmware | vcenter_server | 8.0 |
| vmware | vcenter_server | 8.0 |
| vmware | vcenter_server | 8.0 |
| vmware | vcenter_server | 8.0 |
| vmware | vcenter_server | 8.0 |
| vmware | vcenter_server | 8.0 |
| vmware | vcenter_server | 8.0 |
| vmware | vcenter_server | 8.0 |
| vmware | vcenter_server | 8.0 |
| vmware | vcenter_server | 8.0 |
| vmware | vcenter_server | 8.0 |
| vmware | vcenter_server | 8.0 |
| vmware | vcenter_server | 8.0 |
| vmware | vcenter_server | 8.0 |
| vmware | telco_cloud_infrastructure | 3.0 |
| vmware | telco_cloud_platform | >= 3.0, <= 5.2 |
| vmware | vcenter_server | >= 9.0, < 9.0.2.0100 |
| vmware | vcenter_server | >= 9.1, < 9.1.0.0300 |
| vmware | cloud_foundation | all versions |
| vmware | vsphere_foundation | all versions |
Check a specific version with /api/v1/cve/match.
References
- https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/38017
- https://medium.com/@quirso_de/active-exploitation-of-cve-2026-59310-361-victim-ips-across-47-countries-9783187cc6ff
- https://medium.com/@quirso_de/global-exploitation-of-cve-2026-59310-by-suspected-chinese-nexus-apt-related-cve-2026-59309-443a79e1466d
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-59310
Query this programmatically:
curl https://evil-db.io/api/v1/cve/CVE-2026-59310