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Back to active CVEs
Low · CVSS 2.7Known ExploitedCVE-2026-41709

ESX insufficient logging vulnerabilityCVE-2026-41709

Answer in brief

CVE-2026-41709 records a Low severity (CVSS 2.7) vulnerability in ESX insufficient logging vulnerability. The current sources mark it as known exploited. The current feed maps VMware/Cloud Foundation (generic), VMware/ESX (generic), VMware/Telco Cloud Platform (generic), VMware/vSphere Foundation (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Jul 30, 2026Updated Nov 11, 2026Source checked Oct 28, 2026First seen by HOL Oct 28, 2026Material review Nov 11, 2026
Upstream Advisory

Key facts

Risk
Low · CVSS 2.7
Exploitation
Known exploited
Affected software
4 mapped packages or products
Fix availability
Available

Why this deserves its current priority

CVSS is 2.7. Known-exploitation status makes exposure review time-sensitive. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps VMware/Cloud Foundation (generic), VMware/ESX (generic), VMware/Telco Cloud Platform (generic), VMware/vSphere Foundation (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
VMware/Cloud Foundationgeneric9.1.x.x || 9.0.x.x || >=5.x <5.2.45.2.4
VMware/ESXgeneric>=9.1.x.x <ESXi-9.1.0.0-25370933 || >=9.0.x.x <ESXi-9.0.2.0100-25595025 || >=8.0 <ESXi80U3j-25429389ESXi-9.1.0.0-25370933, ESXi-9.0.2.0100-25595025, ESXi80U3j-25429389
VMware/Telco Cloud Platformgeneric5.1.x || 5.0.xNot reported
VMware/vSphere Foundationgeneric9.1.x.x || 9.0.x.xNot reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for VMware/Cloud Foundation, VMware/ESX, VMware/Telco Cloud Platform.
  2. 2Review the reported fix. Update VMware/Cloud Foundation to 5.2.4; VMware/ESX to ESXi-9.1.0.0-25370933 if you use the affected versions. Test the change in a non-production environment first.

Evidence timeline and material changes

  1. Published upstream

    Jul 30, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Nov 11, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Oct 28, 2026

  4. Added to CISA KEV

    Oct 28, 2026

    Evidence: source:kev:kev:kev:record

Sources and claim methodology

  • Source referencesupport.broadcom.com
  • CISA Known Exploited Vulnerabilities catalogcisa.gov
Upstream source description

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

Quoted source text, attributed separately from HOL analysis.

Record context

Vulnerability class
Vulnerability
EPSS
Not reported
CWE IDs
CWE-778
Source
CVE List V5
Source checked
Oct 28, 2026
References
2 linked sources
Open source record