EUVD-2026-43759
GHSA-5q4r-rxfm-x9hm
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A07:2025 - Authentication Failures
ASVS 5.0
V6 - Authentication Authentication mechanism validation
MITRE ATT&CK
2 techniques across 2 tactics: Defense Evasion, Initial Access The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
Get an e-mail when this CVE is exploited, patched or re-scored. Free account.
Alert meAnalysisAIv1 – Jul 14, 2026
Local privilege escalation in Microsoft Windows Admin Center allows an already-authenticated, low-privileged attacker to elevate to higher privileges by abusing an improper authentication weakness (CWE-287). Any host running the management tool is affected, and successful exploitation yields full confidentiality, integrity, and availability impact on the local system. There is no public exploit identified at time of analysis and it is not listed in CISA KEV, but Microsoft has released a fix.
Affected VersionsENISA
Affected Packages
Source: OSV (Open Source Vulnerabilities)
Affects your stack
Affects 1 package in euvd
Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Know when Windows Admin Center gets its next vulnerability
- Watch products and get an email when something new is published
- Check this CVE against your own stack and servers
- Exploit and PoC references, threat intelligence from 22 sources
No credit card · 7-day full trial
Severity by source
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Primary rating from Vendor (microsoft).
CVSS VectorVendor: microsoft
DescriptionCVE.org
Improper authentication in Windows Admin Center allows an authorized attacker to elevate privileges locally.
Executive ViewAI
Microsoft Windows Admin Center contains a local privilege escalation vulnerability (CVE-2026-57107, CVSS 7.8) that could allow existing users to gain administrator-level access to affected systems. Organizations deploying Admin Center as a management platform risk unauthorized administrative access and potential compromise of managed infrastructure. A vendor patch is immediately available.
Within 24 hours: Identify all instances of Microsoft Windows Admin Center in production and document their current versions. Within 7 days: Apply the latest Microsoft security patch for CVE-2026-57107 to all Admin Center deployments, prioritizing systems managing sensitive or critical infrastructure. Within 30 days: Audit Windows Admin Center access logs for the preceding 90 days to identify any suspicious privilege escalation attempts and validate successful patch deployment across all instances.
Apply vendor patch.
Threat Intelligence Overview
NVD
CVE.org
EPSS
Vulnrichment
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.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.
More in Windows Admin Center
View allPrivilege elevation in Microsoft 365 Admin Center allows a remote, unauthenticated attacker to gain elevated permissions
Remote code execution in Microsoft Windows Admin Center allows an authenticated attacker to run arbitrary code over the
Authenticated remote code execution in Microsoft Windows Admin Center (CWE-77) lets an attacker with low-privilege acces
Privilege elevation in Microsoft Windows Admin Center (versions 1809.0 through 2.7.3) lets an already-authenticated, low
An elevation of privilege vulnerability exists when Windows Admin Center improperly impersonates operations in certain s
Local privilege-to-code-execution in Microsoft Windows Admin Center lets an already-authenticated, lower-privileged user
Windows Admin Center's authentication mechanism can be bypassed by authenticated network users to gain elevated privileg
Privilege escalation in Microsoft Windows Admin Center (versions 1809.0 before 2.6.5.16) allows an already-authenticated
Privilege escalation in Microsoft Windows Admin Center allows an authenticated local attacker with low privileges to gai
Windows Admin Center in Azure Portal contains an access control flaw that enables local authenticated users to escalate
Improper authentication in Windows Admin Center (versions prior to 2.6.5.16) enables an authenticated low-privilege atta
Information disclosure in Microsoft Remote Desktop Web Client (before 2.1.65.2) and Windows Admin Center (before 2.7.4)
Exploit-DB