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CVE-2026-47645

HIGH CVSS: 8.8 Published: 2026-06-19 Modified: 2026-06-26

Description

Url redirection to untrusted site ('open redirect') in Microsoft 365 Copilot's Business Chat allows an unauthorized attacker to elevate privileges over a network.

Affected Platforms

Microsoft 365 Copilot

Weakness Type

CWE-601

References