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CVE-2026-21219— Inbox COM Objects (Global Memory) Remote Code Execution Vulnerability

CVSS 7.0 · High EPSS 0.07% · P22
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I. Basic Information for CVE-2026-21219

Vulnerability Information
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Vulnerability Title
Inbox COM Objects (Global Memory) Remote Code Execution Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
Use after free in Inbox COM Objects allows an unauthorized attacker to execute code locally.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
释放后使用
Source: NVD (National Vulnerability Database)
Vulnerability Title
Microsoft Inbox COM Objects 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Inbox COM Objects是美国微软（Microsoft）公司的一个Windows操作系统内置的COM组件。 Microsoft Inbox COM Objects存在资源管理错误漏洞。攻击者利用该漏洞可以远程执行代码。
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

VendorProductAffected VersionsCPESubscribe
MicrosoftWindows SDK 26100 ~ 10.0.26100.7463 -

II. Public POCs for CVE-2026-21219

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III. Intelligence Information for CVE-2026-21219

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Same Patch Batch · Microsoft · 2026-01-13 · 112 CVEs total

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Showing top 20 of 112 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Windows SDK
Same vendor: Microsoft
Same weakness: CWE-416

V. Comments for CVE-2026-21219

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