---
title: "CVE-2009-1136: The Microsoft Office Web Components… | CubePath"
description: "The Microsoft Office Web Components Spreadsheet ActiveX control (aka OWC10 or OWC11), as distributed in Office XP SP3 and Office 2003 SP3, Office XP Web…"
language: en
source: https://cubepath.com/security/cve/CVE-2009-1136
---

# CVE-2009-1136: The Microsoft Office Web Components… | CubePath

## Description

The Microsoft Office Web Components Spreadsheet ActiveX control (aka OWC10 or OWC11), as distributed in Office XP SP3 and Office 2003 SP3, Office XP Web Components SP3, Office 2003 Web Components SP3, Office 2003 Web Components SP1 for the 2007 Microsoft Office System, Internet Security and Acceleration (ISA) Server 2004 SP3 and 2006 Gold and SP1, and Office Small Business Accounting 2006, when used in Internet Explorer, allows remote attackers to execute arbitrary code via a crafted call to the msDataSourceObject method, as exploited in the wild in July and August 2009, aka "Office Web Components HTML Script Vulnerability."

Official description from the CVE record, published by microsoft. Copyright © 1999-2026 The MITRE Corporation. See [/security/cve/legal](https://cubepath.com/security/cve/legal) for the CVE license. [View the record on cve.org](https://www.cve.org/CVERecord?id=CVE-2009-1136)

## Key data

### EPSS

Exploit Prediction Scoring System by FIRST: an estimate of the probability that exploitation activity will be observed in the next 30 days.

Score

0.62020 (62.0% probability)

Percentile

99.2%

Scores of

Nov 10, 2026

Model

v2026.06.15

## References

Links listed in the CVE record. They lead to other sites, which CubePath does not control.

- [oval:org.mitre.oval:def:5809](https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5809)  (oval.cisecurity.org) vdb-entry signature
- [isc.sans.org/diary.html?storyid=6778](http://isc.sans.org/diary.html?storyid=6778)
- [TA09-223A](http://www.us-cert.gov/cas/techalerts/TA09-223A.html)  (us-cert.gov) third-party-advisory
- [microsoft.com/technet/security/advisory/973472.mspx](http://www.microsoft.com/technet/security/advisory/973472.mspx)
- [blogs.technet.com/srd/archive/2009/07/13/more-information-a…](http://blogs.technet.com/srd/archive/2009/07/13/more-information-about-the-office-web-components-activex-vulnerability.aspx)
- [blogs.technet.com/msrc/archive/2009/07/13/microsoft-securit…](http://blogs.technet.com/msrc/archive/2009/07/13/microsoft-security-advisory-973472-released.aspx)
- [xeye.us/blog/2009/07/one-0day](http://xeye.us/blog/2009/07/one-0day/)
- [trac.metasploit.com/browser/framework3/trunk/modules/exploi…](http://trac.metasploit.com/browser/framework3/trunk/modules/exploits/windows/browser/owc%5Fspreadsheet%5Fmsdso.rb)
- [MS09-043](https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-043)  (docs.microsoft.com) vendor-advisory

## Timeline

1. ID reserved Mar 25, 2009
2. Record published Jul 15, 2009
3. Record last updated Aug 7, 2024

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Data from the CVE Program (MITRE), CISA KEV and FIRST EPSS. CVSS is owned by FIRST and used by permission. Not affiliated with or endorsed by MITRE, CISA or FIRST. Data as of Nov 10, 2026, 20:01 UTC. [Sources and licenses](https://cubepath.com/security/cve/legal)