CVE-2026-41703— Out-of-bounds read vulnerability
Possible ATT&CK Techniques 3AI
T1499 · Endpoint Denial of Service T1530 · Data from Cloud Storage T1210 · Exploitation of Remote ServicesAffected Version Matrix 12
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| VMware | Cloud Foundation | 9.1.x.x | affected |
9.0.x.x | affected | ||
5.x< 5.2.3 | affected | ||
| VMware | ESX | 9.1.x.x< ESXi-9.1.0.0-25370933 | affected |
9.0.x.x< ESXi-9.0.2.0100-25595025 | affected | ||
8.0< ESXi80U3i-25205845 | affected | ||
| VMware | Fusion | 25H2< 26H1 | affected |
| VMware | Telco Cloud Platform | 5.1.x | affected |
5.0.x | affected | ||
| VMware | vSphere Foundation | 9.1.x.x | affected |
9.0.x.x | affected | ||
| VMware | Workstation | 25H2< 26H1 | affected |
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I. Basic Information for CVE-2026-41703
Vulnerability Information
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Vulnerability Title
Out-of-bounds read vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
VMware ESX, Workstation, and Fusion contain an out-of-bounds read vulnerability. A malicious actor with VM deployment privileges could trigger an out-of-bounds read, potentially leading to information disclosure or more likely a Denial-of-Service (DoS) condition of the host process. On Workstation and Fusion, the impact of this vulnerability is restricted to information disclosure.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存读
Source: CVE Program / CVE List V5
Vulnerability Title
VMware Cloud Foundation 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
VMware Cloud Foundation是美国VMware公司的一套一体化混合云平台。该平台包括运维自动化、基础架构自动配置和集成式生命周期管理等功能。 VMware Cloud Foundation存在缓冲区错误漏洞，该漏洞源于存在越界读取，可能导致具有VM部署权限的恶意攻击者触发越界读取，从而造成信息泄露或导致宿主机进程拒绝服务，在Workstation和Fusion上影响仅限于信息泄露。
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 | Cloud Foundation | 9.1.x.x | - | |
| VMware | vSphere Foundation | 9.1.x.x | - | |
| VMware | ESX | 9.1.x.x ~ ESXi-9.1.0.0-25370933 | - | |
| VMware | Workstation | 25H2 ~ 26H1 | - | |
| VMware | Fusion | 25H2 ~ 26H1 | - | |
| VMware | Telco Cloud Platform | 5.1.x | - |
II. Public POCs for CVE-2026-41703
| # | POC Description | Source Link | Shenlong Link |
|---|
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No public POC found.
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Vendor Advisories for CVE-2026-41703 (1)
Same Patch Batch · VMware · 2026-07-30 · 5 CVEs total
| CVE-2026-59310 | 9.8 CRITICAL | vCenter directory-traversal vulnerability |
| CVE-2026-59309 | 9.8 CRITICAL | vCenter authentication-bypass vulnerability |
| CVE-2026-47876 | 9.3 CRITICAL | VMXNET3 out-of-bounds write vulnerability |
| CVE-2026-41709 | 2.7 LOW | ESX insufficient logging vulnerability |
IV. Related Vulnerabilities
Same vendor: VMware
Same weakness: CWE-125
- CVE-2026-66401
FreeRDP before 3.29.0 Out-of-Bounds Read via UVC H.264 - CVE-2026-67306
FreeRDP before 3.29.0 Out-of-Bounds Read via Planar RLE - CVE-2026-67291
FreeRDP before 3.29.0 Heap Out-of-Bounds Read via GLYPH_FRAG - CVE-2026-67290
FreeRDP before 3.29.0 Heap Out-of-Bounds Read via TSMF - CVE-2026-67301
FreeRDP before 3.29.0 Out-of-bounds Read via Polygon async m
V. Comments for CVE-2026-41703
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