CVE-2007-0671 — Microsoft Office Excel Remote Code Execution Vulnerability
CVE-2007-0671: Microsoft Office Excel Remote Code Execution Vulnerability
CISA Known Exploited Vulnerability (KEV)
| Vendor / project | Microsoft |
| Product | Office |
| Date added | 2025-08-12 |
| Due date | 2025-09-02 |
| Ransomware campaign use | Unknown |
Description
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.
Required action (CISA)
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Notes
https://learn.microsoft.com/en-us/security-updates/securitybulletins/2007/ms07-015 ; https://nvd.nist.gov/vuln/detail/CVE-2007-0671
References
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2007-0671
- KEV catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog