Vulnerability Details CVE-2026-40421
Files or directories accessible to external parties in Microsoft Office Word allows an unauthorized attacker to disclose information locally.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 16.8%
CVSS Severity
CVSS v3 Score 4.3
Products affected by CVE-2026-40421
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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:2024
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cpe:2.3:a:microsoft:office_long_term_servicing_channel:2021
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cpe:2.3:a:microsoft:word:2016