CVE-2025-41236

criticalpriority · track · 1EPSS 0.026 · 85 %ileDEEURUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

2.63% (85th) EPSS

CVSS 9.3 · critical

Is it mine?

44 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-27

VMware ESXi, Workstation, and Fusion contain an integer-overflow vulnerability in the VMXNET3 virtual network adapter. A malicious actor with local administrative privileges on a virtual machine with VMXNET3 virtual network adapter may exploit this issue to execute code on the host. Non VMXNET3 virtual adapters are not affected by this issue.

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

No vendor fix yet; a mitigation is available.

MitigationEndpoint Protection Service with Rockwell Automation Proxy & VMware onlycisa_csaf_ot
Rockwell Automation will contact impacted users with an active Rockwell Automation Infrastructure Managed Service contract or Threat Detection Managed Service contract to discuss actions needed for remediation efforts.
MitigationEngineered and Integrated Solutions with VMwarecisa_csaf_ot
Rockwell Automation will contact impacted users with an active Rockwell Automation Infrastructure Managed Service contract or Threat Detection Managed Service contract to discuss actions needed for remediation efforts.
MitigationIndustrial Data Center (IDC) with VMwarecisa_csaf_ot
Rockwell Automation will contact impacted users with an active Rockwell Automation Infrastructure Managed Service contract or Threat Detection Managed Service contract to discuss actions needed for remediation efforts.
MitigationThreat Detection Managed Services (TDMS) with VMwarecisa_csaf_ot
Rockwell Automation will contact impacted users with an active Rockwell Automation Infrastructure Managed Service contract or Threat Detection Managed Service contract to discuss actions needed for remediation efforts.
MitigationVersaVirtual Appliance (VVA) with VMwarecisa_csaf_ot
Rockwell Automation will contact impacted users with an active Rockwell Automation Infrastructure Managed Service contract or Threat Detection Managed Service contract to discuss actions needed for remediation efforts.

cvss

Technical severity, 0–10. One row per scoring source.

9.3

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 8.5–9.3

v3.19.3criticalCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:Hsecondary · CISA US

v3.19.3criticalAV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

v3.19.3criticalCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:Hsecondary · ENISA EU

v3.19.3criticalCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:Hsecondary · security@vmware.comexploitability 2.5 · impact 6

v3.18.5highCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-787USCWE-787USCWE-787US

affected products (44)

Products and version ranges known to be affected.

VMware Cloud Foundation <ESXi70U3w-24784741all versionscert_bundDE
VMware Cloud Foundation <ESXi80U3f-24784735all versionscert_bundDE
VMware ESXi <ESXi70U3w-24784741all versionscert_bundDE
VMware ESXi <ESXi80U2e-24789317all versionscert_bundDE
VMware ESXi <ESXi80U3f-24784735all versionscert_bundDE
VMware Fusion <13.6.4all versionscert_bundDE
VMware Workstation <17.6.4all versionscert_bundDE
VMware vSphere Foundation ESX <ESXi-9.0.0.0100-24813472all versionscert_bundDE
VMware Cloud Foundation< ESXi70U3w-24784741cert_bundDE
VMware Cloud Foundation< ESXi80U3f-24784735cert_bundDE
VMware ESXi< ESXi70U3w-24784741cert_bundDE
VMware ESXi< ESXi80U2e-24789317cert_bundDE
VMware ESXi< ESXi80U3f-24784735cert_bundDE
VMware Fusion< 13.6.4cert_bundDE
VMware Workstation< 17.6.4cert_bundDE
VMware vSphere≤ Foundation ESX <ESXi-9.0.0.0100-24813472cert_bundDE
Rockwell Automation Endpoint Protection Service with Rockwell Automation Proxy & VMware only: vers:all/*all versionscisa_csaf_otUS
Rockwell Automation Engineered and Integrated Solutions with VMware: vers:all/*all versionscisa_csaf_otUS
Rockwell Automation Industrial Data Center (IDC) with VMware: >=Generations_1|<=4all versionscisa_csaf_otUS
Rockwell Automation Threat Detection Managed Services (TDMS) with VMware: vers:all/*all versionscisa_csaf_otUS

showing 20 of 44

advisories (2)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2025-1576VMware Produkte: Mehrere SchwachstellenDeutsch2025-07-15csaf · cert_bundDE
Ein lokaler Angreifer kann mehrere Schwachstellen in VMware vSphere, VMware Tools, VMware ESXi, VMware Workstation, VMware Fusion und VMware Cloud Foundation ausnutzen, um beliebigen Programmcode auszuführen und vertrauliche Informationen preiszugeben.
ICSA-25-212-02Rockwell Automation Lifecycle Services with VMware2025-07-31icsa · cisa_csaf_otUS
Successful exploitation of these vulnerabilities could lead to code execution on the host or leakage of memory from processes communicating with vSockets.

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cert_bund cisa_csaf_ot NVD CVE.org MITRE

published 2025-07-15modified 2026-06-17

references (4)

External citations — patches, advisories, analysis.

scry

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