CVE-2025-41239 | BDVDB-2026-286231 Detail

VMwareESXi

Description#

VMware ESXi, Workstation, Fusion, and VMware Tools contains an information disclosure vulnerability due to the usage of an uninitialised memory in vSockets. A malicious actor with local administrative privileges on a virtual machine may be able to exploit this issue to leak memory from processes communicating with vSockets.

Impact#

Per CVSS v3.1: confidentiality impact high, integrity impact none, availability impact none. Attack vector: local.

Weaknesses#

CWE-908 Use of Uninitialized Resource

References#

https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/35877

Exploit#

No public exploit known

History#

Version 12025-07-15Record published in the CVE List.

Published

Published: 2025-07-15
Last modified: 2025-07-15

Vendor information

Vendor: VMware
Product: ESXi

All VMware vulnerabilities

Score

7.1 High

EPSS

3.1%, Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 88.1.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Not classified

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
>= 8.0 and < ESXi80U3f-24784735
Fixed
ESXi80U3f-24784735
Vulnerable
>= 8.0 and < ESXi80U2e-24789317
Fixed
ESXi80U2e-24789317
Vulnerable
>= 7.0 and < ESXi70U3w-24784741
Fixed
ESXi70U3w-24784741

Scoring System

CVSS v4.0

Not available

CVSS v3.1

7.1 High

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

Metric breakdown
Attack Vector	Local
Attack Complexity	Low
Privileges Required	None
User Interaction	None
Scope	Changed
Confidentiality	High
Integrity	None
Availability	None

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).