CVE-2025-22224
VMware ESXi, and Workstation contain a TOCTOU (Time-of-Check Time-of-Use) vulnerability that leads to an out-of-bounds write. A malicious actor with local administrative privileges on a virtual machine may exploit this issue to execute code as the virtual machine's VMX process running on the host.
Actively exploited
- In the CISA exploited-vulnerabilities catalogue since Mar 4, 2025
- US federal agencies must remediate it by Mar 25, 2025 (BOD 22-01)
- Attacked on the day of disclosure
- Used in ransomware campaigns
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Source: CISA KEV · Feb 25, 2026 Jan 20, 2026 Jan 7, 2026 Sep 25, 2025 Aug 28, 2025 Jul 15, 2025
CVSS score9.3 / 10
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:HWeakness type (CWE)CWE-367, CWE-367
Vendorsvmware
Affected products
| Vendors | Prodotto | Versioni |
|---|---|---|
| vmware | esxi | 7.0 |
| vmware | cloud foundation | - |
| vmware | telco cloud infrastructure | 2.2 |
| vmware | telco cloud platform | 2.0 |
| vmware | workstation | < 17.6.3 |
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This product uses the NVD API but is not endorsed or certified by the NVD.