CISA-confirmed known exploited vulnerability

CVE-2023-36884

Microsoft Windows Search Remote Code Execution Vulnerability

Microsoft · Windows

Vulnerability details

Microsoft Windows Search contains an unspecified vulnerability that could allow an attacker to evade Mark of the Web (MOTW) defenses via a specially crafted malicious file, leading to remote code execution.

Added to CISA KEV: 2023-07-17

Ransomware campaign use: Known

CISA due date: 2023-08-29

Defensive guidance from CISA

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

This is the source's required-action field, not an independently validated patch procedure. Refer to the vendor for exact affected versions and fixes.

Source catalog date: 2026-11-06T19:44:45.1797Z · Last retrieved: 2026-11-06 21:02:26 UTC

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