CVE ID
CVE-2026-21525
Vulnerability Name
Microsoft Windows NULL Pointer Dereference Vulnerability
- Project: Microsoft
- Product: Windows
Date
- Date Added: 2026-02-10
- Due Date: 2026-03-03
Description
Microsoft Windows Remote Access Connection Manager contains a NULL pointer dereference that could allow an unauthorized attacker to deny service locally.
Known To Be Used in Ransomware Campaigns?
Unknown
Action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Additional Notes
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21525 ; https://nvd.nist.gov/vuln/detail/CVE-2026-21525
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