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Microsoft Office Excel Remote Code Execution Vulnerability

Critical Listed in CISA KEV
CVECVE-2007-0671
First seen2025-08-12 00:00 UTC
Disclosed2025-08-12 00:00 UTC
Last updated2026-07-15 01:30 UTC
Channel statuspending_review

Summary

Microsoft Office Excel contains a remote code execution vulnerability that can be exploited when a specially crafted Excel file is opened. This malicious file could be delivered as an email attachment or hosted on a malicious website. An attacker could leverage this vulnerability by creating a specially crafted Excel file, which, when opened, allowing an attacker to execute remote code on the affected system.

In-depth triage · Auto channel

No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).

Affected products

  • Microsoft:Office

Sources

  • CISA KEV DATABASE

Original Links

Timeline

  1. kev_added CISA KEV
  2. kev_ingest CISA KEV