High severity7.8CISA KEVNVD Advisory· Published Sep 15, 2021· Updated Aug 10, 2026
CVE-2021-38646
CVE-2021-38646
Description
Microsoft Office Access Connectivity Engine Remote Code Execution Vulnerability
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
8cpe:2.3:a:microsoft:office_2016:-:*:*:*:-:*:x64:*+ 1 more
- cpe:2.3:a:microsoft:office_2016:-:*:*:*:-:*:x64:*
- cpe:2.3:a:microsoft:office_2016:-:*:*:*:-:*:x86:*
Patches
Vulnerability mechanics
References
3- msrc.microsoft.com/update-guide/vulnerability/CVE-2021-38646nvdPatchVendor Advisory
- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-38646nvdPatchVendor Advisory
- www.cisa.gov/known-exploited-vulnerabilities-catalognvdUS Government Resource
News mentions
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