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Windows Enterprise App Management CVE-2026-69907

| EUVDEUVD-2026-73616 HIGH
Improper Handling of Insufficient Permissions or Privileges (CWE-280)
2026-09-08 secure@microsoft.com GHSA-hv2m-65pg-4qxx
7.8
CVSS 3.1 · Vendor: microsoft
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

  1. Access
    Obtain low-privilege local account
  2. Delivery
    Access Enterprise App Management subsystem
  3. Exploit
    Submit insufficiently-privileged request exploiting CWE-280
  4. Execution
    Bypass privilege enforcement check
  5. Impact
    Execute arbitrary code as SYSTEM

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A10:2025 - Mishandling of Exceptional Conditions
ASVS 5.0
V8 - Authorization Insufficient permission handling
Exploitation Conditions

Exploitation requires a local, authenticated user account (any standard user or domain user suffices - PR:L). The Windows Enterprise App Management feature must be present and active on the target system, which is typical in Intune/MDM-enrolled enterprise devices but not guaranteed on unmanaged or consumer Windows installations. No user interaction from a victim is required. Exploitation is constrained to local access (AV:L) - remote unauthenticated exploitation is not possible. The flaw does not appear to require any non-default configuration beyond the presence of the Enterprise App Management component, which ships as part of Windows on affected builds.

Impact

The CVSS base score of 7.8 accurately reflects a meaningful local privilege escalation: low complexity, no user interaction, and full C/I/A impact. However, the attack vector is local (AV:L) and requires a pre-existing low-privilege account (PR:L), which limits the exposed attack surface compared to network-facing vulnerabilities. No EPSS data was provided, no CISA KEV listing exists, and no public POC exploit has been identified - these factors collectively suggest this is not being actively exploited at scale. Nonetheless, the breadth of affected platforms (15 distinct Windows versions and server variants) makes this a high-priority patch for any enterprise running Windows under an MDM/Intune management model, particularly given that Enterprise App Management is commonly enabled in corporate environments where low-privileged user accounts are the norm. The 'Information Disclosure' tag in the source data is inconsistent with the CVSS C:H/I:H/A:H impact and the privilege escalation description - this appears to be a mislabeling. Real risk is high for enterprises with managed Windows fleets; lower for isolated workstations or consumer Windows environments where Enterprise App Management may not be active.

Exploit ScenarioDerived

A standard domain user on an enterprise-managed Windows endpoint leverages the improper privilege check in the Enterprise App Management subsystem to trigger an operation that should require elevated rights, obtaining SYSTEM-level code execution without administrator credentials. No public POC exists at time of analysis, so exploitation currently requires independent vulnerability research. The low attack complexity (AC:L) suggests that once the flaw is understood, reliable exploitation is straightforward.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
Patch available 0.3% exploitation probability (EPSS)

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AnalysisAIv1 – Sep 09, 2026

Local privilege escalation in Windows Enterprise App Management allows a low-privileged authenticated local attacker to gain full control over an affected system via improper handling of insufficient permissions (CWE-280). The vulnerability spans a wide swath of Microsoft's Windows ecosystem - from Windows 10 1607 through Windows 11 26H1 and Windows Server 2016 through 2025 - making it broadly relevant to enterprise environments. No public exploit or CISA KEV listing has been identified at time of analysis; Microsoft has released patched builds for all affected versions.

RemediationAI

Apply the vendor-released security updates for each affected Windows version via Windows Update or WSUS; specific patch builds are listed in the affected products field above. Consult the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69907 for direct download links and release guidance. As a compensating control where immediate patching is not possible, restrict local interactive and remote desktop logon rights to the minimum necessary set of accounts, reducing the pool of potential attackers who hold the PR:L prerequisite. Additionally, audit and limit enrollment in Enterprise App Management / MDM management to only devices and users that strictly require it, as this reduces the attack surface of the vulnerable component. Note that disabling Enterprise App Management entirely may break application deployment workflows in Intune-managed environments.

Affected VersionsENISA

Windows 10 Version 22H2 10.0.19045.0 <10.0.19045.7725
Windows 10 Version 21H2 10.0.19044.0 <10.0.19044.7725
Windows Server 2025 10.0.26100.0 <10.0.26100.33438
Windows Server 2016 10.0.14393.0 <10.0.14393.9512
Windows 11 version 26H1 10.0.28000.0 <10.0.28000.2954
Windows 10 Version 1809 10.0.17763.0 <10.0.17763.9245
Windows 11 Version 23H2 10.0.22631.0 <10.0.22631.7582
Windows Server 2025 (Server Core installation) 10.0.26100.0 <10.0.26100.33438
Windows Server 2022 10.0.20348.0 <10.0.20348.5622
Windows 11 Version 25H2 10.0.26200.0 <10.0.26200.9445
Windows 11 Version 24H2 10.0.26100.0 <10.0.26100.9445
Windows Server 2019 (Server Core installation) 10.0.17763.0 <10.0.17763.9245
Windows Server 2016 (Server Core installation) 10.0.14393.0 <10.0.14393.9512
Windows Server 2019 10.0.17763.0 <10.0.17763.9245
Windows 10 Version 1607 10.0.14393.0 <10.0.14393.9512

Affected Packages

euvd windows_10_version_1607 fix: 10.0.14393.9512
euvd windows_10_version_1809 fix: 10.0.17763.9245
euvd windows_10_version_21h2 fix: 10.0.19044.7725
euvd windows_10_version_22h2 fix: 10.0.19045.7725
euvd windows_11_version_23h2 fix: 10.0.22631.7582
euvd windows_11_version_24h2 fix: 10.0.26100.9445
euvd windows_11_version_25h2 fix: 10.0.26200.9445
euvd windows_11_version_26h1 fix: 10.0.28000.2954
euvd windows_server_2016 fix: 10.0.14393.9512
euvd windows_server_2016_server_core_installation fix: 10.0.14393.9512
euvd windows_server_2019 fix: 10.0.17763.9245
euvd windows_server_2019_server_core_installation fix: 10.0.17763.9245
euvd windows_server_2022 fix: 10.0.20348.5622
euvd windows_server_2025 fix: 10.0.26100.33438
euvd windows_server_2025_server_core_installation fix: 10.0.26100.33438

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 15 packages in euvd

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

Windows Enterprise App Management is a Windows platform feature that enables IT administrators to deploy and manage enterprise applications on enrolled devices, typically in Intune/MDM-managed environments. CWE-280 (Improper Handling of Insufficient Permissions or Privileges) describes a class of flaws where software fails to correctly enforce access control when a caller presents insufficient credentials, allowing it to perform operations it should not be authorized to perform. In this case, the component does not correctly handle or reject low-privilege requests, enabling privilege escalation. The CVSS vector AV:L/AC:L/PR:L/UI:N/S:U reflects a locally-exploitable flaw requiring only a standard user account with no user interaction needed. The C:H/I:H/A:H impact metrics indicate full compromise of confidentiality, integrity, and availability upon successful exploitation.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

Vendor (microsoft) PRIMARY 7.8 HIGH
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
vuln.today AI 7.8 HIGH

Local attack vector with low-privilege account required; no user interaction; full C/I/A impact consistent with SYSTEM-level privilege escalation.

3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
4.0 AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Primary rating from Vendor (microsoft).

CVSS VectorVendor: microsoft

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

2
Patch available
Sep 08, 2026 - 18:35 EUVD
CVE Published
Sep 08, 2026 - 18:20 nvd
HIGH 7.8

DescriptionCVE.org

Improper handling of insufficient permissions or privileges in Windows Enterprise App Management allows an authorized attacker to elevate privileges locally.

Executive ViewAI

Why It Matters

Windows Enterprise App Management contains a local privilege escalation vulnerability affecting Windows 10 (1607-22H2), Windows 11 (21H2-26H1), and Windows Server 2016-2025. Any authenticated local user with low privileges can escalate to full system control, compromising the security posture of affected endpoints. This broad version coverage means virtually all Windows enterprise environments require immediate patching.

Business Impact: High
Compensating Controls

Apply vendor patch.

Threat Intelligence Overview

EPSS Score
0.3%
Top 79% exploitable
Prevalence
High
Affects all major Windows 10/11 and Windows Server versions in enterprise deployments.
Vendor Status
Publicly Disclosed:No
Exploited:No
Latest Software Release:Exploitation Less Likely
Data Quality
5 sources
Confidence: Medium

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 0.3%
Patch available Yes
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision
Defer
Exploitation
None
System Exposure· derived
Small
Automatable
No
Human Impact
High
Technical Impact
Total

Priority Score

39
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +39
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0
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