CVE-2026-41709

ESX insufficient logging vulnerability

  • Low 2.7
  • Exploited: added to CISA KEV 28 Oct 2026

Description

VMware ESX contains an insufficient logging vulnerability. A malicious administrator could exploit this issue to perform certain operations without them being logged.

Key facts

Published
30 Jul 2026
Last changed
29 Oct 2026
Assigned by
vmware
KEV added
28 Oct 2026
KEV fix due
11 Nov 2026
EPSS
0.689% likely to be exploited in the next 30 days, higher than 53.304% of CVEs (scores for 15 Nov 2026)
SSVC (CISA)
Exploitation: active; Automatable: no; Technical impact: partial

Severity scores

Each score is shown as its source gave it. They are not averaged or merged.

  • 2.7CVSS 3.1, Lowfrom the CNA (vmware)CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N

What to do

  • Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.CISA KEV required action

Historical context and remediation

This reference retains the original CVE publication date. A recent record update does not mean a new attack occurred.

No separately sourced impact summary is available on this page yet. Consult the description, version data and dated exploitation evidence.

Version statuses below come from the CNA. An “unaffected” version is not necessarily a currently supported release or proof of a patch date. EPSS is a dated risk estimate, not a count of historical attacks.

Read the original CVE record.

Affected products

VendorProductVersions
VMwareCloud Foundation
  • Default status: unaffected
  • 9.1.x.x (affected)
  • 9.0.x.x (affected)
  • 5.x up to but excluding 5.2.4 (affected)
VMwarevSphere Foundation
  • Default status: unaffected
  • 9.1.x.x (affected)
  • 9.0.x.x (affected)
VMwareESX
  • Default status: unaffected
  • 9.1.x.x up to but excluding ESXi-9.1.0.0-25370933 (affected)
  • 9.0.x.x up to but excluding ESXi-9.0.2.0100-25595025 (affected)
  • 8.0 up to but excluding ESXi80U3j-25429389 (affected)
VMwareTelco Cloud Platform
  • Default status: unaffected
  • 5.1.x (affected)
  • 5.0.x (affected)

Timeline

  1. 30 Jul 2026 Published
  2. 28 Oct 2026 CVE-2026-41709 added to CISA KEV
  3. 28 Oct 2026 Added to the CISA KEV catalogue

Weakness

References