CVE-2026-50686— Windows OLE Remote Code Execution Vulnerability

CVSS 8.1 · High EPSS 0.66% · P48 Updated Jul 28, 2026

Possible ATT&CK Techniques 1AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 16

Vendor	Product	Version Range	Status
Microsoft	Windows 10 Version 1607	`10.0.14393.0< 10.0.14393.9339`	affected
Microsoft	Windows 10 Version 1809	`10.0.17763.0< 10.0.17763.9020`	affected
Microsoft	Windows 10 Version 21H2	`10.0.19044.0< 10.0.19044.7548`	affected
Microsoft	Windows 10 Version 22H2	`10.0.19045.0< 10.0.19045.7548`	affected
Microsoft	Windows 11 Version 24H2	`10.0.26100.0< 10.0.26100.8875`	affected
Microsoft	Windows 11 Version 25H2	`10.0.26200.0< 10.0.26200.8875`	affected
Microsoft	Windows 11 version 26H1	`10.0.28000.0< 10.0.28000.2525`	affected
Microsoft	Windows Server 2012 R2	`6.3.9600.0< 6.3.9600.23291`	affected
Microsoft	Windows Server 2012 R2 (Server Core installation)	`6.3.9600.0< 6.3.9600.23291`	affected
Microsoft	Windows Server 2016	`10.0.14393.0< 10.0.14393.9339`	affected
Microsoft	Windows Server 2016 (Server Core installation)	`10.0.14393.0< 10.0.14393.9339`	affected
Microsoft	Windows Server 2019	`10.0.17763.0< 10.0.17763.9020`	affected
Microsoft	Windows Server 2019 (Server Core installation)	`10.0.17763.0< 10.0.17763.9020`	affected
Microsoft	Windows Server 2022	`10.0.20348.0< 10.0.20348.5386`	affected
Microsoft	Windows Server 2025	`10.0.26100.0< 10.0.26100.33158`	affected
Microsoft	Windows Server 2025 (Server Core installation)	`10.0.26100.0< 10.0.26100.33158`	affected

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I. Basic Information for CVE-2026-50686

Vulnerability Information

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Vulnerability Title

Windows OLE Remote Code Execution Vulnerability

Source: CVE Program / CVE List V5

Vulnerability Description

Access of resource using incompatible type ('type confusion') in Windows OLE allows an unauthorized attacker to execute code over a network.

Source: CVE Program / CVE List V5

CVSS Information

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Source: CVE Program / CVE List V5

Vulnerability Type

使用不兼容类型访问资源(类型混淆)

Source: CVE Program / CVE List V5

Vulnerability Title

Microsoft Windows OLE 缓冲区错误漏洞

Source: CNNVD (China National Vulnerability Database)

Vulnerability Description

Microsoft Windows OLE是美国Microsoft公司的一项组件对象模型技术，主要用于在应用程序之间实现数据共享和交互。 Microsoft Windows OLE存在缓冲区错误漏洞，该漏洞源于资源类型混淆（'type confusion'），可能导致未经授权的攻击者通过网络执行代码。以下版本受到影响：Windows 10 Version 1607版本、Windows 10 Version 1809版本、Windows 10 Version 21H2版本、Windows 10 Versio

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
Microsoft	Windows 10 Version 1607	10.0.14393.0 ~ 10.0.14393.9339	-
Microsoft	Windows 10 Version 1809	10.0.17763.0 ~ 10.0.17763.9020	-
Microsoft	Windows 10 Version 21H2	10.0.19044.0 ~ 10.0.19044.7548	-
Microsoft	Windows 10 Version 22H2	10.0.19045.0 ~ 10.0.19045.7548	-
Microsoft	Windows 11 Version 24H2	10.0.26100.0 ~ 10.0.26100.8875	-
Microsoft	Windows 11 Version 25H2	10.0.26200.0 ~ 10.0.26200.8875	-
Microsoft	Windows 11 version 26H1	10.0.28000.0 ~ 10.0.28000.2525	-
Microsoft	Windows Server 2012 R2	6.3.9600.0 ~ 6.3.9600.23291	-
Microsoft	Windows Server 2012 R2 (Server Core installation)	6.3.9600.0 ~ 6.3.9600.23291	-
Microsoft	Windows Server 2016	10.0.14393.0 ~ 10.0.14393.9339	-
Microsoft	Windows Server 2016 (Server Core installation)	10.0.14393.0 ~ 10.0.14393.9339	-
Microsoft	Windows Server 2019	10.0.17763.0 ~ 10.0.17763.9020	-
Microsoft	Windows Server 2019 (Server Core installation)	10.0.17763.0 ~ 10.0.17763.9020	-
Microsoft	Windows Server 2022	10.0.20348.0 ~ 10.0.20348.5386	-
Microsoft	Windows Server 2025	10.0.26100.0 ~ 10.0.26100.33158	-
Microsoft	Windows Server 2025 (Server Core installation)	10.0.26100.0 ~ 10.0.26100.33158	-

II. Public POCs for CVE-2026-50686

#	POC Description	Source Link	Shenlong Link

AI-Generated POCPremium

No public POC found.

III. Intelligence Information for CVE-2026-50686

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Vendor Advisories for CVE-2026-50686 (1)

🔗 CVE-2026-50686 - Security Update Guide - Microsoft - Windows OLE Remote Code Execution Vulnerability Read full article vendor-advisorypatch

https://www.cve.org/CVERecord?id=CVE-2026-50686

Same Patch Batch · Microsoft · 2026-07-14 · 570 CVEs total

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Showing top 20 of 570 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Windows 10 Version 1607

Same vendor: Microsoft

Same weakness: CWE-843

V. Comments for CVE-2026-50686

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CVE-2026-50686— Windows OLE Remote Code Execution Vulnerability

Possible ATT&CK Techniques 1AI

Affected Version Matrix 16

I. Basic Information for CVE-2026-50686

Vulnerability Information

Vulnerability Title

Vulnerability Description

CVSS Information

Vulnerability Type

Vulnerability Title

Vulnerability Description

CVSS Information

Vulnerability Type

Affected Products

II. Public POCs for CVE-2026-50686

III. Intelligence Information for CVE-2026-50686

Vendor Advisories for CVE-2026-50686 (1)

Same Patch Batch · Microsoft · 2026-07-14 · 570 CVEs total

IV. Related Vulnerabilities

V. Comments for CVE-2026-50686

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