Patchfirst
CVE-2026-59310 KEVRansomwarePublic exploit Critical · 9.8 EPSS 2.6%

Broadcom VMware vCenter Path Traversal Vulnerability

Broadcom · VMware vCenter

Summary

A directory traversal flaw in the Syslog server component of Broadcom's VMware vCenter allows a malformed path to escape its intended directory. A remote attacker with network access to vCenter can exploit it without authentication or user interaction to execute arbitrary code.

Official description · NVD

VMware vCenter contains a directory traversal vulnerability in the Syslog server. A malicious actor with network access to vCenter may exploit this issue to execute arbitrary code.

Breakdown
86.9 / 100
Exploited
Yes, in CISA KEV
Reports
0
Tactics
2/15

How an attack unfolds

Based on mappings. Select a step to see the evidence.
  1. How attackers get in

  2. What they do

First seen exploited 11 days after disclosure. Public exploit code (PoC-in-GitHub) appeared 18 days after disclosure.

  1. Disclosedday 0
  2. First seen exploitedVulnCheck KEV evidenceEU database marks exploited+11 days
  3. Public exploit codePoC-in-GitHub+18 days
  4. Added to CISA KEVknown ransomware use+19 days

CISA KEV listing is when exploitation was confirmed, not necessarily the first attack.

techniques

2 , grouped by in kill-chain order, 2 cited passages 2

Initial AccessTA0001

Exploit Public-Facing Application T1190 Medium
AI mapping from the description · how it is exploited

Network-reachable vCenter service exploited directly

A malicious actor with network access to vCenter may exploit this issue
From the official description (NVD) Original (opens in a new tab) ↗

ExecutionTA0002

Command and Scripting Interpreter T1059 Medium
AI mapping from the description · primary impact

Directory traversal leads to arbitrary code execution

may exploit this issue to execute arbitrary code
From the official description (NVD) Original (opens in a new tab) ↗

Detection

0 rules for this CVE · 244 general rules for its techniques

Rules for this CVE

0 that reference CVE-2026-59310 directly.

CVE-specific rules are not available in this build. Search SigmaHQ ↗

Sigma rules © SigmaHQ, Detection Rule License 1.1; linked, not reproduced.

What security researchers reported

Not named in any threat report yet

Also mentioned in 50 community threat pulses (AlienVault OTX)

Weaker evidence

Pulses are indicator collections that anyone can publish. A mention is not confirmation of exploitation.

References

4 links, grouped by NVD tag
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