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Actively Exploited Vulnerabilities

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CVE-2009-0238

Microsoft | OfficeAdded 2026-04-14Remediation Deadline 2026-04-28

Microsoft Office Remote Code Execution

Microsoft Office Excel contains a remote code execution vulnerability that could allow an attacker to take complete control of an affected system if a user opens a specially crafted Excel file that includes a malformed object.

Required Action

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Weakness Classification

CWE-94

References