VMware Tools for Windows Improper Auth Exploits VM-to-VM Access
CVE-2025-41246 Published on September 29, 2025
Improper authorisation vulnerability
VMware Tools for Windows contains an improper authorisation vulnerability due to the way it handles user access controls. A malicious actor with non-administrative privileges on a guest VM, who is already authenticated through vCenter or ESX may exploit this issue to access other guest VMs. Successful exploitation requires knowledge of credentials of the targeted VMs and vCenter or ESX.
Vulnerability Analysis
Weakness Type
What is an AuthZ Vulnerability?
The software performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. This allows attackers to bypass intended access restrictions.
CVE-2025-41246 has been classified to as an AuthZ vulnerability or weakness.
Products Associated with CVE-2025-41246
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Affected Versions
VMware Tools:- Version 13.x.x.x and below 13.0.5.0 is affected.
- Version 12.x.x and below 12.5.4 is affected.
- Version 11.x.x is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.