CVE-2026-26119 is a high-severity improper authentication vulnerability in Microsoft Windows Admin Center that allows an authorized attacker to elevate privileges over a network. With a CVSS score of 8.8, this vulnerability is easily exploitable over the network with low attack complexity and no user interaction, leading to high impacts on confidentiality, integrity, and availability. While there is no evidence of active exploitation, public exploit code, or KEV listing, the vulnerability has garnered some community discussion and media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2511CPE matchmatch criteria | cpe:2.3:a:microsoft:windows_admin_center:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.