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Critical VMware vCenter vulnerabilities allow authentication bypass and remote code execution

Evidence first: scan the strongest sources, then decide whether to go deeper.

Published 2026-07-29 11:42 UTCUpdated 2026-07-30 10:35 UTC
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cvevulnerabilitiesvmwareauthentication_bypassremote_code_executionprivilege_escalation
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Evidence trail (top sources)
top sources (3 domains)domains are deduped. counts indicate coverage, not truth.
3 top sources shown
VMware Products: CVSS (Max): 7.8
AusCERT - Bulletins · News · portal.auscert.org.au · 2026-07-29 23:09 UTC
View all evidence
Overview

On July 29, 2026, Broadcom released a security advisory addressing multiple critical vulnerabilities in VMware products, notably two in VMware vCenter Server: CVE-2026-59309 and CVE-2026-59310.

Entities
VMwareBroadcom
Score total
1.15
Momentum 24h
3
Posts
3
Origins
3
Source types
1
Duplicate ratio
0%
Why now
  • Broadcom's July 29, 2026 advisory publicly disclosed these critical flaws, triggering urgent security responses.
  • The vulnerabilities have high CVSS scores (9.8), indicating severe risk and exploitability.
  • Multiple security organizations have issued alerts, emphasizing the need for immediate mitigation.
Why it matters
  • These vulnerabilities allow unauthenticated remote attackers to compromise critical virtualization management infrastructure.
  • Successful exploitation can lead to full control over VMware environments, impacting many organizations.
  • Prompt patching is essential to prevent potential widespread exploitation and operational disruption.
LLM analysis
Topic mix: lowPromo risk: lowSource quality: high
Recurring claims
  • CVE-2026-59309 allows authentication bypass in VMware vCenter Server.
  • CVE-2026-59310 enables remote code execution via directory traversal in vCenter Syslog server.
  • CVE-2026-47876 is a local privilege escalation vulnerability in VMware ESX affecting VMXNET3 virtual network adapter users.
How sources frame it
  • Rapid7: neutral
  • AusCERT: neutral
  • NCSC-FI: neutral
All evidence
All evidence
20/2026 - VMware ESX ja vCenter -tuotteissa kriittisiä haavoittuvuuksia
NCSC-FI - Vulnerabilities · kyberturvallisuuskeskus.fi · 2026-07-30 02:00 UTC
VMware Products: CVSS (Max): 7.8
AusCERT - Bulletins · portal.auscert.org.au · 2026-07-29 23:09 UTC
Show filters & breakdown
Posts loaded: 0Publishers: 3Origin domains: 3Duplicates: -
Showing 3 / 0
Top publishers (this list)
  • Rapid7 Blog (1)
  • NCSC-FI - Vulnerabilities (1)
  • AusCERT - Bulletins (1)
Top origin domains (this list)
  • rapid7.com (1)
  • kyberturvallisuuskeskus.fi (1)
  • portal.auscert.org.au (1)