Microsoft Office Excel 2002 SP3, 2003 SP3, and 2007 SP1 and SP2; Office 2004 and 2008 for…
Priority CRITICAL 93Exploited in the wildCWE-787Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.
Summary
Microsoft Office Excel 2002 SP3, 2003 SP3, and 2007 SP1 and SP2; Office 2004 and 2008 for Mac; Open XML File Format Converter for Mac; Office Excel Viewer 2003 SP3; Office Excel Viewer SP1 and SP2; and Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP1 and SP2 allows remote attackers to execute arbitrary code via a spreadsheet with a FEATHEADER record containing an invalid cbHdrData size element that affects a pointer offset, aka "Excel Featheader Record Memory Corruption Vulnerability."
Why it matters now
Exploitation Active In CISA KEV since 2022-03-03CISA due date 2022-03-24
EPSS 0.84034 99th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA and NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Active
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 10
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:microsoft:excel:2002:sp3:*:*:*:*:*:* | 2002 sp3 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:excel:2003:sp3:*:*:*:*:*:* | 2003 sp3 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:excel:2007:sp1:*:*:*:*:*:* | 2007 sp1 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:excel:2007:sp2:*:*:*:*:*:* | 2007 sp2 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:excel_viewer:-:sp1:*:*:*:*:*:* | not specified by NVD | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:excel_viewer:-:sp2:*:*:*:*:*:* | not specified by NVD | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:excel_viewer:2003:sp3:*:*:*:*:*:* | 2003 sp3 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:office:2004:*:*:*:*:macos:*:* | 2004 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:office:2008:*:*:*:*:macos:*:* | 2008 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:open_xml_file_format_converter:*:*:*:*:*:macos:*:* | all versions | Vulnerable | Microsoft |
- cpe:2.3:a:microsoft:excel:2002:sp3:*:*:*:*:*:* Versions 2002 sp3 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:excel:2003:sp3:*:*:*:*:*:* Versions 2003 sp3 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:excel:2007:sp1:*:*:*:*:*:* Versions 2007 sp1 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:excel:2007:sp2:*:*:*:*:*:* Versions 2007 sp2 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:excel_viewer:-:sp1:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:excel_viewer:-:sp2:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:excel_viewer:2003:sp3:*:*:*:*:*:* Versions 2003 sp3 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:office:2004:*:*:*:*:macos:*:* Versions 2004 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:office:2008:*:*:*:*:macos:*:* Versions 2008 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:open_xml_file_format_converter:*:*:*:*:*:macos:*:* Versions all versions Vulnerable ·Microsoft
Remediation
No fixed version listed by the sources yet.
Timeline
- 2022-03-03 Added to CISA KEV
- 2026-10-02 Threatist record created from CVE-2009-3129
- 2026-10-03 Alias added: GHSA-8325-hmcc-g9mq
References
Exploit 1
Patch 1
Advisory 3
More Microsoft Excel vulnerabilities
- TI-2019-01013 A remote code execution vulnerability exists in Microsoft Excel software when the… KEVCVSS 3.1HIGH 8.8
- TI-2009-00222 Microsoft Office Excel 2000 SP3, 2002 SP3, 2003 SP3, and 2007 SP1; Excel Viewer 2003 Gold… KEVCVSS 3.1HIGH 8.8
- TI-2007-00655 Unspecified vulnerability in Microsoft Excel 2000, XP, 2003, and 2004 for Mac, and… KEVCVSS 3.1HIGH 8.8
- TI-2021-18725 Microsoft Excel Security Feature Bypass Vulnerability KEVCVSS 3.1HIGH 7.8
- TI-2016-06250 Microsoft Excel 2007 SP3, Excel 2010 SP2, Excel 2013 SP1, Excel 2013 RT SP1, Excel 2016… KEVCVSS 3.1HIGH 7.8
- TI-2008-00071 Unspecified vulnerability in Microsoft Excel 2000 SP3 through 2003 SP2, Viewer 2003, and… CVSS 3.1CRITICAL 9.8
Sources
- CVE-2009-3129 · CVE Program
- CVE-2009-3129 · NVD
- CISA Known Exploited Vulnerabilities
- FIRST EPSS
- GHSA-8325-hmcc-g9mq · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences