CVE-2025-22225VMware ESXi contains an arbitrary write vulnerability.
Updated under an hour ago ()
Does this affect you?
It affects vmware esxi and 3 other products. Add what you run to find out whether that includes you.
CISA lists it as known exploited since Mar 4, 2025; federal agencies had to remediate by Mar 25, 2025, and it is known to be used in ransomware. Treat that date as your deadline.
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VMware ESXi contains an arbitrary write vulnerability. A malicious actor with privileges within the VMX process may trigger an arbitrary kernel write leading to an escape of the sandbox.
- CVSS
- 8.2 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
- Weakness (CWE)
- CWE-123
- Known exploited
- Added to CISA KEV Mar 4, 2025; federal remediation due Mar 25, 2025; known ransomware useApply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
- EPSS (exploitation in the next 30 days)
- 1.02% (percentile 63)
- Assigned by
- vmware
- NVD analysis
- Analyzed
- Record last updated
- Aug 4, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
vmware esxi vmware:esxi | 7.0; 7.0; 7.0; 7.0; 7.0; 7.0; 7.0; 7.0; and 35 more ranges | NVD |
vmware cloud_foundation vmware:cloud_foundation | all versions | NVD |
vmware telco_cloud_infrastructure vmware:telco_cloud_infrastructure | 2.2; 2.5; 2.7; 3.0 | NVD |
vmware telco_cloud_platform vmware:telco_cloud_platform | 2.0; 2.5; 2.7; 3.0; 4.0; 4.0.1; 5.0 | NVD |
References
- https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/25390vendor-advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-22225us-government-resource
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.