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CVE-2026-21525 - Microsoft Windows

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

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AI Vulnerability ContextCISA KEVMicrosoft

Record summary

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CISA KEVyesWhether CISA lists this as exploited.
Techniques0AI attack methods connected to this vulnerability.
Case studies0Examples where this vulnerability is mentioned.

Vulnerability status

How serious this vulnerability is and whether it is known to be exploited.

CISA KEV
CVE ID
CVE-2026-21525
Vendor/project
Microsoft
Product
Windows
Vulnerability name
Microsoft Windows NULL Pointer Dereference Vulnerability
Date added
2026-02-10
Due date
2026-03-03
Known ransomware campaign use
Unknown
CWE-476

Exploit context

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Related AI techniques

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No related AI attack methods. No AI attack method is connected to this vulnerability in the current data.

Related case studies

Examples where this vulnerability is mentioned.

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Source

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