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."
Published Jul 15, 2009
9.3
HIGHCVSS 2.0
EPSS 62.02%
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."
Affected products
No data.
- 2004
- 2004
- 2006
- 2006
- 2006
- 2003
- 2003
- 2003
- 2003
- xp
- sp3
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:N/C:C/I:C/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 4, 2026.
Score over time
2022-2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (23 key points)
Flat stretches are collapsed. Showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 4, 2026 | 62.02% (0.62020) | 99.16th | v5 (v2026.06.15) |
| Jun 15, 2026 | 62.02% (0.62020) | 99.07th | v5 (v2026.06.15) |
| Mar 30, 2026 | 86.08% (0.86081) | 99.39th | v4 (v2025.03.14) |
| Jan 31, 2026 | 84.92% (0.84923) | 99.31th | v4 (v2025.03.14) |
| Apr 2, 2025 | 85.96% (0.85958) | 99.35th | v4 (v2025.03.14) |
| Mar 17, 2025 | 87.25% (0.87248) | 99.41th | v4 (v2025.03.14) |
| Dec 12, 2024 | 96.48% (0.96485) | 99.65th | v3 (v2023.03.01) |
| Jun 21, 2024 | 96.79% (0.96794) | 99.69th | v3 (v2023.03.01) |
| May 14, 2024 | 96.91% (0.96910) | 99.71th | v3 (v2023.03.01) |
| Apr 4, 2024 | 96.80% (0.96800) | 99.67th | v3 (v2023.03.01) |
| Feb 23, 2024 | 96.68% (0.96676) | 99.61th | v3 (v2023.03.01) |
| Jan 13, 2024 | 96.85% (0.96847) | 99.63th | v3 (v2023.03.01) |
| Dec 2, 2023 | 96.85% (0.96854) | 99.62th | v3 (v2023.03.01) |
| Oct 18, 2023 | 96.69% (0.96691) | 99.52th | v3 (v2023.03.01) |
| Sep 2, 2023 | 96.63% (0.96632) | 99.47th | v3 (v2023.03.01) |
| Jul 18, 2023 | 96.73% (0.96730) | 99.48th | v3 (v2023.03.01) |
| Jun 3, 2023 | 96.96% (0.96959) | 99.57th | v3 (v2023.03.01) |
| Mar 8, 2023 | 97.07% (0.97067) | 99.57th | v3 (v2023.03.01) |
| Mar 7, 2023 | 97.17% (0.97165) | 99.62th | v3 (v2023.03.01) |
| Mar 6, 2023 | 89.34% (0.89343) | 99.82th | v2 (v2022.01.01) |
| Jul 18, 2022 | 89.34% (0.89343) | 99.81th | v2 (v2022.01.01) |
| Jul 17, 2022 | 80.76% (0.80764) | 99.52th | v2 (v2022.01.01) |
| Feb 4, 2022 | 89.34% (0.89343) | 99.79th | v2 (v2022.01.01) |
References (9)
- http://blogs.technet.com/msrc/archive/2009/07/13/microsoft-security-advisory-973472-released.aspx x_refsource_CONFIRM
- http://blogs.technet.com/srd/archive/2009/07/13/more-information-about-the-office-web-components-activex-vulnerability.aspx x_refsource_CONFIRM
- http://isc.sans.org/diary.html?storyid=6778 x_refsource_MISC
- http://trac.metasploit.com/browser/framework3/trunk/modules/exploits/windows/browser/owc_spreadsheet_msdso.rb x_refsource_MISCExploit
- http://www.microsoft.com/technet/security/advisory/973472.mspx x_refsource_CONFIRMVendor Advisory
- http://www.us-cert.gov/cas/techalerts/TA09-223A.html third-party-advisoryx_refsource_CERTUS Government Resource
- http://xeye.us/blog/2009/07/one-0day/ x_refsource_MISCExploit
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-043 vendor-advisoryx_refsource_MS
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5809 vdb-entrysignaturex_refsource_OVAL
| Link | Providers | Tags |
|---|---|---|
| http://blogs.technet.com/msrc/archive/2009/07/13/microsoft-security-advisory-973472-released.aspx | x_refsource_CONFIRM | |
| http://blogs.technet.com/srd/archive/2009/07/13/more-information-about-the-office-web-components-activex-vulnerability.aspx | x_refsource_CONFIRM | |
| http://isc.sans.org/diary.html?storyid=6778 | x_refsource_MISC | |
| http://trac.metasploit.com/browser/framework3/trunk/modules/exploits/windows/browser/owc_spreadsheet_msdso.rb | x_refsource_MISCExploit | |
| http://www.microsoft.com/technet/security/advisory/973472.mspx | x_refsource_CONFIRMVendor Advisory | |
| http://www.us-cert.gov/cas/techalerts/TA09-223A.html | third-party-advisoryx_refsource_CERTUS Government Resource | |
| http://xeye.us/blog/2009/07/one-0day/ | x_refsource_MISCExploit | |
| https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-043 | vendor-advisoryx_refsource_MS | |
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5809 | vdb-entrysignaturex_refsource_OVAL |
Change history (0)
No recorded changes yet.