Microsoft Excel Remote Code Execution Vulnerability
Priority MEDIUM 41Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA.
Summary
Microsoft Excel Remote Code Execution Vulnerability
Why it matters now
EPSS 0.04129 90th percentileScored 2026-11-07
Fix Fixed Microsoft Excel 2010 Service Pack 2 (Microsoft): publication
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
Remediation
- Fix · CNA Microsoft Excel 2010 Service Pack 2 (Microsoft) Fixed in publication
Timeline
- 2026-10-02 Threatist record created from CVE-2020-17066
- 2026-10-03 Alias added: GHSA-c257-95qj-mq44
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-2020-17066 · CVE Program
- CVE-2020-17066 · NVD
- FIRST EPSS
- GHSA-c257-95qj-mq44 · 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