CVE-2026-42834: high-severity vulnerability in Microsoft Windows Admin Center in Azure Portal
Windows Admin Center in Azure Portal Elevation of Privilege Vulnerability
Published · Updated
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.8epss 0.4%
Improper access control in Windows Admin Center allows an authorized attacker to elevate privileges over a network.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Affected products
Microsoft · Windows Admin Center in Azure PortalRelated CVEs — Microsoft Windows Admin Center in Azure Portal
In the same product, most dangerous first.
CVE-2025-29819MEDIUMWindows Admin Center in Azure Portal Information Disclosure VulnerabilityEPSS 1.1%CVE-2026-41086HIGHWindows Admin Center in Azure Portal Elevation of Privilege VulnerabilityEPSS 0.4%CVE-2026-23660HIGHWindows Admin Center in Azure Portal Elevation of Privilege VulnerabilityEPSS 0.3%CVE-2026-20965HIGHWindows Admin Center Elevation of Privilege VulnerabilityEPSS 0.2%