High severity7.8NVD Advisory· Published Jul 14, 2021· Updated Aug 10, 2026
CVE-2021-34501
CVE-2021-34501
Description
Microsoft Excel Remote Code Execution Vulnerability
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
10- cpe:2.3:a:microsoft:office_online_server:-:*:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
3- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34501nvdPatchVendor Advisory
- www.zerodayinitiative.com/advisories/ZDI-21-969/nvdThird Party AdvisoryVDB Entry
- msrc.microsoft.com/update-guide/vulnerability/CVE-2021-34501nvd
News mentions
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