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CVE-2007-0671

Published: Feb 3, 2007Updated: Apr 22, 2026 Sources: CVE List NVDNVD-CWE-noinfo
NVD MITRE
8.8CVSSHIGH
EPSS Score
42.1%
Top 1.5%
CISA KEV
Active Exploitation
Since Aug 12, 2025
Exploits
No Known Exploits
Remediation
Patch Available

Description

Unspecified vulnerability in Microsoft Excel 2000, XP, 2003, and 2004 for Mac, and possibly other Office products, allows remote user-assisted attackers to execute arbitrary code via unknown attack vectors, as demonstrated by Exploit-MSExcel.h in targeted zero-day attacks.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:RS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

NVD-CWE-noinfo

Affected Products

accessmicrosoft
On-premDesktop App
Consumer Software / productivity
excelmicrosoft
Desktop App
Consumer Software / productivity
excel viewermicrosoft
LibraryLibrary
OSS Libraries / generic-library
frontpagemicrosoft
On-premWeb App
Web & CMS Plugins / cms-core
infopathmicrosoft
On-prem
Operating Systems / windows
microsoftcommercialUSOperating Systems
and 10 more affected products View all →

Exploitability

CISA Known Exploited Vulnerability
Added to KEV:Aug 12, 2025
Remediation due:Sep 2, 2025

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.

Official Patch Available

References

http://osvdb.org/31901
osvdb.org
http://secunia.com/advisories/24008
secunia.com
http://securitytracker.com/id?1017584
securitytracker.com
and 12 more references View all →

Timeline

Published
Feb 3, 2007
Added to CISA KEV
Aug 12, 2025
Last Updated
Apr 22, 2026

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