Windows Remote Access Connection Manager Zero-Day Enables DoS Attacks
ID: 2becbb1c-e84b-53be-ad82-f10f76201dc4
STIX ID: report--2becbb1c-e84b-53be-ad82-f10f76201dc4
Feed Name: GBHackers
Threat Score
**Executive Summary:** Microsoft released urgent security updates on Feb 10, 2026 to address CVE-2026-21525, a RasMan null pointer dereference zero-day actively exploited in the wild that allows a local, logged-on attacker to repeatedly crash the Remote Access Connection Manager service and cause Denial of Service across affected Windows 10/11 and Server (2012–2025) builds; administrators are advised to apply the available patches immediately.
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