Vulnerability Details CVE-2026-47645
Url redirection to untrusted site ('open redirect') in Microsoft 365 Copilot's Business Chat allows an unauthorized attacker to elevate privileges over a network.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.004
EPSS Ranking 32.6%
CVSS Severity
CVSS v3 Score 8.8
Products affected by CVE-2026-47645
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cpe:2.3:a:microsoft:365_copilot:-