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CVE-2026-57088— Extensible Storage Engine (ESENT) Elevation of Privilege Vulnerability

Quick assessment

Affected
Microsoft Windows 10 Version 1809
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.

Microsoft Extensible Storage Engine是美国Microsoft公司的一个嵌入式事务型数据库引擎，支持高性能数据存储、索引、事务处理及崩溃恢复，广泛应用于Windows系统组件和服务器应用。 Microsoft Extensible Storage Engine存在权限许可和访问控制问题漏洞，该漏洞源于访问控制不当，可能导致授权攻击者在本地提升权限。

CVSS 7.8 · High EPSS 0.30% · P20

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation

Affected Version Matrix 6

VendorProduct Version RangeStatus
Microsoft Windows 10 Version 1809 10.0.17763.0< 10.0.17763.9020 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-2026-57088

Vulnerability Information
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Vulnerability Title
Extensible Storage Engine (ESENT) Elevation of Privilege Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Improper access control in Extensible Storage Engine (ESENT) allows an authorized attacker to elevate privileges locally.
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
访问控制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Microsoft Extensible Storage Engine 权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Extensible Storage Engine是美国Microsoft公司的一个嵌入式事务型数据库引擎，支持高性能数据存储、索引、事务处理及崩溃恢复，广泛应用于Windows系统组件和服务器应用。 Microsoft Extensible Storage Engine存在权限许可和访问控制问题漏洞，该漏洞源于访问控制不当，可能导致授权攻击者在本地提升权限。
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
Microsoft Windows 10 Version 1809 10.0.17763.0 ~ 10.0.17763.9020 -
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-2026-57088

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III. Intelligence Information for CVE-2026-57088

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Vendor Advisories for CVE-2026-57088 (1)

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

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CVE-2026-55010 9.8 CRITICAL Minecraft Bedrock Dedicated Server Remote Code Execution Vulnerability
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CVE-2026-48561 9.6 CRITICAL Microsoft Edge Copilot Remote Code Execution Vulnerability
CVE-2026-50380 9.6 CRITICAL Windows GDI+ Remote Code Execution Vulnerability
CVE-2026-55008 9.6 CRITICAL Microsoft Exchange Server Spoofing Vulnerability
CVE-2026-49798 9.3 CRITICAL Windows Kernel Elevation of Privilege Vulnerability
CVE-2026-55040 9.1 CRITICAL Microsoft SharePoint Server Security Feature Bypass Vulnerability

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

IV. Related Vulnerabilities

Same product: Windows 10 Version 1809
Same vendor: Microsoft
Same weakness: CWE-284

V. Comments for CVE-2026-57088

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