windows admin center

A newly disclosed flaw in Windows Admin Center (WAC) creates a dangerous escalation path from low‑privileged, authenticated users to the administrative context that runs the management plane — a weakness that demands immediate action from anyone who runs WAC in production. The vulnerability...

A newly disclosed flaw in Windows Admin Center (WAC) — tracked as CVE‑2026‑26119 and carrying a CVSS score reported as 8.8 — creates a real and immediate risk: an authenticated but low‑privileged user could escalate their privileges across an enterprise management plane and inherit the authority...

A newly cataloged elevation‑of‑privilege issue affecting Windows Admin Center (WAC) — tracked under CVE‑2026‑26119 in Microsoft’s Security Update Guide — exposes a dangerous trust‑model failure in WAC’s management‑plane components that can let a local, low‑privilege user escalate to...

A tight cluster of identity, management-plane, and update failures has turned routine admin tasks into a potential path to tenant‑wide catastrophe: a critical Microsoft Entra ID token‑validation flaw that could permit stealthy cross‑tenant impersonation, a high‑impact local...

A newly disclosed and patched flaw in Windows Admin Center’s Azure Active Directory Single Sign‑On integration undermined a fundamental trust boundary in cloud management: a local administrator on a single WAC‑managed VM could combine a stolen access token with a forged Proof‑of‑Possession (PoP)...

A newly disclosed flaw in Windows Admin Center’s Azure Single Sign‑On flow can let an attacker with local administrator access on a single Azure VM or Azure Arc‑connected host break out of that host and impersonate privileged administrators to control every Windows Admin Center‑managed machine...

A newly exposed cluster of identity and management-plane flaws has rewritten the threat model for Windows administrators and cloud tenants: an Entra ID “actor token” validation failure that could enable largely undetectable, cross‑tenant impersonation combined with a high‑impact local...

A newly disclosed elevation‑of‑privilege issue affecting Windows Admin Center (WAC) stems from improper verification and handling of trusted artifacts and allows a local, authorized attacker to escalate privileges on a host running WAC; operators should treat affected management hosts as...