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Type Vulnerability

Broadcom

Broadcom VMWare ESX Insufficient Logging Vulnerability

3 sourcesCVE-2026-41709CVE-2026-46300

At a glance

High
Suggested 24-hour window, counted from the last update
ActiveConfirmed in-the-wild exploitation
Evidence-weighted, not popularity
Signal

Actively exploited in the wild — prioritise confirming exposure.

Why High

High rather than Critical: exposure is scored at a default because we cannot see your systems or suppliers. If you run or depend on VMware Telco Cloud Platform, treat it as Critical.

Briefing

There is no written leader briefing for this story yet. These questions come from the facts we hold.

Questions to ask IT

  • Do we run VMware Telco Cloud Platform, VMware Vsphere Foundation, VMware Cloud Foundation and 2 more, and which versions?
  • Is any of it reachable from the internet?
  • Have we checked whether it has already been used against us?
  • If it is still not patched, what mitigation is in place, and what is holding the fix up?

Next steps

  1. Confirm exposure and remediation status for affected products

Summary

  • CISA has added two new vulnerabilities to its known-exploited catalogue, based on evidence of active exploitation. CVE-2026-41709 Broadcom VMWare ESX Insufficient Logging Vulnerability CVE-2026-46300 Linux Kernel Missing Initialization of a Variable Vulnerability These types of vulnerabilities are a frequent attack vector for malicious cyber actors and pose significant risks to the federal enterprise.
  • CVE-2026-41709 is confirmed as exploited in the wild (US known-exploited catalogue)
  • Authoritative catalogues report active exploitation of this vulnerability.

Products and services involved

All 9 reports in this story

Same event, different frames

Distinct often headline the same incident differently.

Pulse

Last checked yesterday · Recheck overdue since 8 Nov 2026, 10:10 UK time

Signal
7 Nov 2026, 10:10 UK time · yesterday

in the next 30 days first recorded at 16.1% (elevated likelihood signal, not confirmed exploitation).

Elevated — confirm exposure; this is a probability signal, not confirmed exploitation.

EscalationDe-escalationCritical / liveWhat these mean
Drag to pan · Ctrl / ⌘ + scroll or pinch to zoom6 events

Sources

How we know

Statements extracted from sources. Higher confidence means stronger corroboration.

  • ClaimedHeadline60% confidence

    Broadcom VMWare ESX Insufficient Logging Vulnerability

  • ProbableSummary fact75% confidence

    CISA has added two new vulnerabilities to its known-exploited catalogue, based on evidence of active exploitation.

  • ConfirmedCVE identifier95% confidence

    Event involves CVE-2026-41709

  • ConfirmedKnown-exploited catalogue98% confidence

    CVE-2026-41709 is confirmed as exploited in the wild (US known-exploited catalogue)

  • ConfirmedCVE identifier95% confidence

    Event involves CVE-2026-46300

  • ConfirmedKnown-exploited catalogue98% confidence

    CVE-2026-46300 is confirmed as exploited in the wild (US known-exploited catalogue)