Threat intelligence report · CISA KEV

CVE-2026-21525: Microsoft Windows NULL Pointer Dereference Vulnerability

Microsoft Windows Remote Access Connection Manager contains a NULL pointer dereference that could allow an unauthorized attacker to deny service locally. Required 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.

· high severity · unattributed attribution

Evidence and provenance

Original source
CISA KEV report ↗
Published
2026-02-10T00:00:00Z
Confidence basis
No actor match
Record ID
028cbc0bfc9883358fe7

Vulnerabilities

CVE-2026-21525

Use and citation

Verify the original report before making operational decisions. Cite this permanent page together with the original source, publication date, confidence level, and review status.