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CVE-2026-77897— Microsoft Power Automate Desktop Elevation of Privilege Vulnerability

Quick assessment

Affected
Microsoft Power Automate agent for virtual desktops
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.

Power Automate 中的相对路径遍历漏洞允许经过身份验证的攻击者在本地提升权限。

CVSS 7.0 · High

Affected Version Matrix 2

VendorProduct Version RangeStatus
Microsoft Power Automate agent for virtual desktops 1.0.0.0< 2.71.115.26224 affected
Microsoft Power Automate for Desktop 1.0.0.0< 2.71.115.26224 affected
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I. Basic Information for CVE-2026-77897

Vulnerability Information
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Vulnerability Title
Microsoft Power Automate Desktop Elevation of Privilege Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Relative path traversal in Power Automate allows an authorized attacker to elevate privileges locally.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
相对路径遍历
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Microsoft Power Automate agent for virtual desktops 1.0.0.0 ~ 2.71.115.26224 -
Microsoft Power Automate for Desktop 1.0.0.0 ~ 2.71.115.26224 -

II. Public POCs for CVE-2026-77897

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III. Intelligence Information for CVE-2026-77897

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Vendor Advisories for CVE-2026-77897 (1)

Same Patch Batch · Microsoft · 2026-09-08 · 966 CVEs total

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Showing top 20 of 966 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same vendor: Microsoft
Same weakness: CWE-23

V. Comments for CVE-2026-77897

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