Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2026-41702— TOCTOU local privilege escalation vulnerability

Quick assessment

Affected
VMware Fusion
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

VMware Fusion是美国威睿（VMware）公司的一套专用于在苹果机（Mac）上运行Windows应用程序的的虚拟机软件。 VMware Fusion存在安全漏洞，该漏洞源于SETUID二进制文件执行操作时存在TOCTOU问题，可能导致具有本地非管理用户权限的恶意攻击者将权限提升至root。

CVSS 7.8 · High EPSS 0.11% · P1

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation

Affected Version Matrix 1

VendorProduct Version RangeStatus
VMware Fusion 2025H2< 2026H1 affected
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2026-41702

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
TOCTOU local privilege escalation vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
VMware Fusion contains a TOCTOU (Time-of-check Time-of-use) vulnerability that occurs during an operation performed by a SETUID binary. A malicious actor with local non-administrative user privileges may exploit this vulnerability to escalate privileges to root on the system where Fusion is installed.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
检查时间与使用时间(TOCTOU)的竞争条件
Source: CVE Program / CVE List V5
Vulnerability Title
VMware Fusion 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
VMware Fusion是美国威睿（VMware）公司的一套专用于在苹果机（Mac）上运行Windows应用程序的的虚拟机软件。 VMware Fusion存在安全漏洞，该漏洞源于SETUID二进制文件执行操作时存在TOCTOU问题，可能导致具有本地非管理用户权限的恶意攻击者将权限提升至root。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
VMware Fusion 2025H2 ~ 2026H1 -

II. Public POCs for CVE-2026-41702

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-41702

请登录查看更多情报信息。

Vendor Advisories for CVE-2026-41702 (1)

IV. Related Vulnerabilities

Same product: Fusion
Same vendor: VMware
Same weakness: CWE-367

V. Comments for CVE-2026-41702

No comments yet

Leave a comment