Vulnerability Details CVE-2026-40366
Access of resource using incompatible type ('type confusion') in Microsoft Office Word allows an unauthorized attacker to execute code locally.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 18.1%
CVSS Severity
CVSS v3 Score 8.4
Products affected by CVE-2026-40366
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cpe:2.3:a:microsoft:365_apps:-
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cpe:2.3:a:microsoft:office:2019
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cpe:2.3:a:microsoft:office_long_term_servicing_channel:2021
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cpe:2.3:a:microsoft:office_long_term_servicing_channel:2024
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cpe:2.3:a:microsoft:word:2016