Memory corruption in Microsoft Office
Priority MEDIUM 51CWE-119Published · 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 3.0 · NVD. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.
Summary
A remote code execution vulnerability exists in Microsoft Excel 2010 Service Pack 2, Microsoft Excel 2013 Service Pack 1, Microsoft Excel 2013 RT Service Pack 1, Microsoft Excel 2016, Microsoft Office Web Apps 2013, Microsoft Excel for Mac 2011, Microsoft Excel 2016 for Mac, and Microsoft Office Compatibility Pack Service Pack 3, when they fail to properly handle objects in memory, aka "Microsoft Office Memory Corruption Vulnerability". This CVE ID is unique from CVE-2017-8630, CVE-2017-8631, and CVE-2017-8744.
Why it matters now
EPSS 0.17652 97th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Microsoft | Microsoft Office | Microsoft Excel 2010 Service Pack 2, Microsoft Excel 2013 Service Pack 1, Microsoft Excel 2013 RT Service Pack 1 Microsoft Excel 2016, Microsoft Office Web Apps 2013, Microsoft Excel for Mac 2011, Microsoft Excel 2016 for Mac, and Microsoft Office Compatibility Pack Service Pack 3 | — | No fix listed | CNA |
- Microsoft Office VendorMicrosoft Affected Microsoft Excel 2010 Service Pack 2, Microsoft Excel 2013 Service Pack 1, Microsoft Excel 2013 RT Service Pack 1 Microsoft Excel 2016, Microsoft Office Web Apps 2013, Microsoft Excel for Mac 2011, Microsoft Excel 2016 for Mac, and Microsoft Office Compatibility Pack Service Pack 3 Fixed in — No fix listed CNA
CPE configurations NVD · 8
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:microsoft:excel:2010:sp2:*:*:*:*:*:* | 2010 sp2 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:excel:2013:sp1:*:*:*:*:*:* | 2013 sp1 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:excel:2013:sp1:*:*:rt:*:*:* | 2013 sp1 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:excel:2016:*:*:*:*:*:*:* | 2016 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:excel_for_mac:2011:*:*:*:*:*:*:* | 2011 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:excel_for_mac:2016:*:*:*:*:*:*:* | 2016 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:office_compatibility_pack:*:sp3:*:*:*:*:*:* | all versions | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:office_web_apps:2013:*:*:*:*:*:*:* | 2013 | Vulnerable | Microsoft |
- cpe:2.3:a:microsoft:excel:2010:sp2:*:*:*:*:*:* Versions 2010 sp2 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:excel:2013:sp1:*:*:*:*:*:* Versions 2013 sp1 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:excel:2013:sp1:*:*:rt:*:*:* Versions 2013 sp1 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:excel:2016:*:*:*:*:*:*:* Versions 2016 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:excel_for_mac:2011:*:*:*:*:*:*:* Versions 2011 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:excel_for_mac:2016:*:*:*:*:*:*:* Versions 2016 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:office_compatibility_pack:*:sp3:*:*:*:*:*:* Versions all versions Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:office_web_apps:2013:*:*:*:*:*:*:* Versions 2013 Vulnerable ·Microsoft
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2017-8632
- 2026-10-03 Alias added: GHSA-27j6-vgrr-h838
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-2009-02984 Microsoft Office Excel 2002 SP3, 2003 SP3, and 2007 SP1 and SP2; Office 2004 and 2008 for… KEVCVSS 3.1HIGH 7.8
Sources
- CVE-2017-8632 · CVE Program
- CVE-2017-8632 · NVD
- FIRST EPSS
- GHSA-27j6-vgrr-h838 · 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