# CVE-2007-0671: Microsoft Office Excel Remote Code Execution Vulnerability

> CVE-2007-0671: Microsoft Office Excel Remote Code Execution Vulnerability. CVSS 8.8 (CVSS 3.1), in CISA KEV.

Canonical: https://rewindex.com/cve/CVE-2007-0671
Last updated: 2026-01-12T21:01:27Z

- Published: 2007-02-03 01:00 UTC · Updated: 2026-01-12 21:01 UTC · Assigner: microsoft
- CVSS: 8.8 (CVSS 3.1) · Severity: High · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS: 43.2%, 99th percentile (scored 2026-10-25)
- CISA KEV: yes, added 2025-08-12, federal due date 2025-09-02, ransomware use: Unknown

## 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 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 vendors and products

- Microsoft: Office

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2007-0671)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2007-0671)
- [http://osvdb.org/31901](http://osvdb.org/31901)
- [https://docs.microsoft.com/en-us/security-updates/securitybulletins/2007/ms07-015](https://docs.microsoft.com/en-us/security-updates/securitybulletins/2007/ms07-015)
- [http://secunia.com/advisories/24008](http://secunia.com/advisories/24008)
- [http://securitytracker.com/id?1017584](http://securitytracker.com/id?1017584)
- [https://exchange.xforce.ibmcloud.com/vulnerabilities/32178](https://exchange.xforce.ibmcloud.com/vulnerabilities/32178)
- [https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A301](https://oval.cisecurity.org/repository/search/definition/oval%253Aorg.mitre.oval%253Adef%253A301)
- [http://vil.nai.com/vil/content/v\_141393.htm](http://vil.nai.com/vil/content/v_141393.htm)
- [http://www.avertlabs.com/research/blog/?p=191](http://www.avertlabs.com/research/blog/?p=191)
- [http://www.kb.cert.org/vuls/id/613740](http://www.kb.cert.org/vuls/id/613740)
- [http://www.microsoft.com/technet/security/advisory/932553.mspx](http://www.microsoft.com/technet/security/advisory/932553.mspx)
- [http://www.securityfocus.com/bid/22383](http://www.securityfocus.com/bid/22383)
- [http://www.us-cert.gov/cas/techalerts/TA07-044A.html](http://www.us-cert.gov/cas/techalerts/TA07-044A.html)
- [http://www.vupen.com/english/advisories/2007/0463](http://www.vupen.com/english/advisories/2007/0463)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2007-0671 · Markdown: https://rewindex.com/cve/CVE-2007-0671.md · JSON: https://rewindex.com/api/v1/cves/CVE-2007-0671 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T02:44:16.407Z