CVE-2026-41709: Broadcom VMware ESX Insufficient Logging Vulnerability

# CVE-2026-41709: Broadcom VMware ESX Insufficient Logging Vulnerability

https://gcdradar.vercel.app/incidents/cve-2026-41709-broadcom-vmware-esx-insufficient-logging-vuln · AIR-2026-1623 · live

- Lane: Patch now
- Severity: 3 (Confirmed exploitation): Exploitation in the wild is confirmed.
- Fix status: Partly patched
- First reported: 2026-10-28
- AI role: No AI role
- Products: VMware ESX
- CVE ids: CVE-2026-41709
- CVSS: 2.7

## Summary

Broadcom VMware ESX contains an insufficient logging vulnerability allowing administrators to perform operations without logging. Exploitation in the wild is confirmed by CISA.

## What to do

Apply mitigations in accordance with vendor instructions and CISA guidance.

## Latest updates

- 2026-10-29: Threat actor Warp Panda is attributed to the zero-day attacks targeting the U.S. legal sector. (https://thehackernews.com/2026/10/china-linked-hackers-exploited-vmware.html)
- 2026-10-28: CVE-2026-41709: Broadcom VMware ESX — Broadcom VMWare ESX Insufficient Logging Vulnerability (https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-41709)

## Sources

- 2026-10-28 CISA: CVE-2026-41709: Broadcom VMware ESX — Broadcom VMWare ESX Insufficient Logging Vulnerability https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-41709
- 2026-10-29 SecurityWeek: Chinese Hackers Quietly Used Low-Severity ESXi Logging Flaw as Zero-Day https://securityweek.com/chinese-hackers-quietly-used-low-severity-esxi-logging-flaw-as-zero-day
- 2026-10-29 The Hacker News: China-Linked Hackers Exploited VMware ESX Zero-Day to Reduce Audit Trail Visibility https://thehackernews.com/2026/10/china-linked-hackers-exploited-vmware.html
- 2026-10-29 Help Net Security: Chinese hackers used VMware ESX zero-day; PHP2Shell and Fragnesia chained to root firewalls https://helpnetsecurity.com/2026/10/29/php2shell-fragnesia-vmware-esx-zero-day

Verify against the vendor's advisory before changing production. Data CC BY-SA 4.0, https://gcdradar.vercel.app.