ACTIVELY EXPLOITED3 sources verified·1 min read
By Lyrie Threat Intelligence·2/6/2025
CVE-2024-21413 added to CISA KEV: Microsoft Office Outlook
Status: ✅ Confirmed exploited in the wild
Date added: 2025-02-06
Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Due date: 2025-02-27
Why this matters
Microsoft Outlook contains an improper input validation vulnerability that allows for remote code execution. Successful exploitation of this vulnerability would allow an attacker to bypass the Office Protected View and open in editing mode rather than protected mode.
Sources
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