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Microsoft Windows Buffer Overflow Vulnerability

CISA lists this Microsoft vulnerability as known exploited. Its MSRC release detail is outside this installation's collected history.

CISA catalog record

Microsoft Windows contains a buffer overflow vulnerability in the Windows Server Service that allows remote attackers to execute arbitrary code via a crafted RPC request that triggers an overflow during path canonicalization.

Product
Windows
Added to KEV
20 May 2026
Federal remediation due
3 Jun 2026
Known ransomware use
Not reported
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