Lyrie
Active Exploitation
ACTIVELY EXPLOITED3 sources verified·1 min read
By Lyrie Threat Intelligence·2/11/2025

CVE-2025-21391 added to CISA KEV: Microsoft Windows

Status: ✅ Confirmed exploited in the wild

Date added: 2025-02-11

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

Due date: 2025-03-04

Why this matters

Microsoft Windows Storage contains a link following vulnerability that could allow for privilege escalation. This vulnerability could allow an attacker to delete data including data that results in the service being unavailable.

Sources

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