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CVE-2026-7791

Quick assessment

Affected
Amazon Workspaces
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.

Amazon WorkSpaces是美国亚马逊（Amazon）公司的一种完全托管的持久桌面虚拟化服务，可让您的用户随时随地通过任何受支持的设备访问他们需要的数据、应用程序和资源。 Amazon WorkSpaces 2.6.2034.0之前版本存在安全漏洞，该漏洞源于日志轮换机制中权限管理不当，可能导致本地非管理员认证用户绕过文件系统权限保护将任意文件放置到任意位置，导致本地权限提升至SYSTEM。

CVSS 7.8 · High EPSS 0.13% · P2

Affected Version Matrix 1

VendorProduct Version RangeStatus
Amazon Workspaces 2.6.2034.0 unaffected
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I. Basic Information for CVE-2026-7791

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Improper privilege management in the log rotation mechanism of the Skylight Workspace Config Service in Amazon WorkSpaces for Windows before 2.6.2034.0 allows a local non-admin authenticated user to place arbitrary files into arbitrary locations bypassing file system permission protections, leading to local privilege escalation to SYSTEM.
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
Amazon WorkSpaces 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Amazon WorkSpaces是美国亚马逊（Amazon）公司的一种完全托管的持久桌面虚拟化服务，可让您的用户随时随地通过任何受支持的设备访问他们需要的数据、应用程序和资源。 Amazon WorkSpaces 2.6.2034.0之前版本存在安全漏洞，该漏洞源于日志轮换机制中权限管理不当，可能导致本地非管理员认证用户绕过文件系统权限保护将任意文件放置到任意位置，导致本地权限提升至SYSTEM。
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
Amazon Workspaces - -

II. Public POCs for CVE-2026-7791

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III. Intelligence Information for CVE-2026-7791

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Vendor Advisories for CVE-2026-7791 (1)

IV. Related Vulnerabilities

Same vendor: Amazon
Same weakness: CWE-367

V. Comments for CVE-2026-7791

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