Vulnerability Details CVE-2026-78501
Improper neutralization of special elements used in a command ('command injection') in Microsoft 365 Copilot's Business Chat allows an unauthorized attacker to disclose information over a network.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.009
EPSS Ranking 58.2%
CVSS Severity
CVSS v3 Score 7.4
Products affected by CVE-2026-78501
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cpe:2.3:a:microsoft:365_copilot_chat:-