CVE-2025-41246: Auth Bypass (CVSS 7.6)

Description

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.

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CVSS v3.1 Score

7.6

HIGH

CVSS:3.1/AV:A/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

Weakness Type (CWE)

CWE-863 Incorrect Authorization

References

Other References

https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/36149

Frequently Asked Questions

What is CVE-2025-41246? +

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. It has a CVSS v3.1 base score of 7.6 (HIGH).

How severe is CVE-2025-41246? +

CVE-2025-41246 has a CVSS v3.1 score of 7.6 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

How do I check if I'm vulnerable to CVE-2025-41246? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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