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CVE-2007-0671 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 ve...

HighCVSS 9.3 EPSS 44.1% CISA KEV added 2025-08-12 · due 2025-09-02 Exploited in the wild
Published
Updated
Exploit status
Exploited in the wild (confirmed)

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.

CISA Known Exploited Vulnerability

Date added
2025-08-12
Due date (FCEB)
2025-09-02
Ransomware use
Unknown

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.

Affected products

ProductAffected versionsFixed in
Microsoft access = 2000 No fix listed
Microsoft access = 2002 No fix listed
Microsoft access = 2003 No fix listed
Microsoft excel = 2000 No fix listed
Microsoft excel = 2002 No fix listed
Microsoft excel = 2003 No fix listed
Microsoft excel viewer = 2003 No fix listed
Microsoft frontpage = 2000 No fix listed
Microsoft frontpage = 2002 No fix listed
Microsoft frontpage = 2003 No fix listed
Microsoft infopath = 2003 No fix listed
Microsoft office = 2000-sp3 No fix listed
Microsoft office = 2003-sp2 No fix listed
Microsoft office = 2004 No fix listed
Microsoft office = xp-sp3 No fix listed
Microsoft onenote = 2003 No fix listed
Microsoft outlook = 2000 No fix listed
Microsoft outlook = 2002 No fix listed
Microsoft outlook = 2003 No fix listed
Microsoft powerpoint = 2000 No fix listed
Microsoft powerpoint = 2002 No fix listed
Microsoft powerpoint = 2003 No fix listed
Microsoft project = 2000-sr1 No fix listed
Microsoft project = 2002-sp1 No fix listed
Microsoft project = 2003 No fix listed
Show 9 more
ProductAffected versionsFixed in
Microsoft publisher = 2000 No fix listed
Microsoft publisher = 2002 No fix listed
Microsoft publisher = 2003 No fix listed
Microsoft visio = 2002-sp2 No fix listed
Microsoft visio = 2003 No fix listed
Microsoft word = 2000 No fix listed
Microsoft word = 2002 No fix listed
Microsoft word = 2003 No fix listed
Microsoft word viewer = 2003 No fix listed

References