High severity7.8NVD Advisory· Published Sep 15, 2021· Updated Aug 10, 2026
CVE-2021-38655
CVE-2021-38655
Description
Microsoft Excel Remote Code Execution Vulnerability
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
13cpe:2.3:a:microsoft:excel:2013:*:*:*:*:*:*:*+ 6 more
- cpe:2.3:a:microsoft:excel:2013:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:excel:2013:sp1:*:*:*:*:*:*
- cpe:2.3:a:microsoft:excel:2013:sp1:*:*:rt:*:*:*range: 15.0.0.0
- cpe:2.3:a:microsoft:excel:2016:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:excel:2016:*:*:*:*:*:x86:*range: 16.0.0.0
- (no CPE)
- (no CPE)
- cpe:2.3:a:microsoft:office_online_server:-:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:office_web_apps:2013:sp1:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:microsoft:office_web_apps:2013:sp1:*:*:*:*:*:*
- cpe:2.3:a:microsoft:office_web_apps_server:2013:sp1:*:*:*:*:*:*range: 15.0.1
Patches
Vulnerability mechanics
References
3- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-38655nvdPatchVendor Advisory
- www.zerodayinitiative.com/advisories/ZDI-21-1080/nvdThird Party AdvisoryVDB Entry
- msrc.microsoft.com/update-guide/vulnerability/CVE-2021-38655nvd
News mentions
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