HIGHCVSS 8.8

CVE-2026-47645

CVE-2026-47645 updated by NVD

Modified: 2026-10-26
Sources: nvd

Summary

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

References

https://nvd.nist.gov/vuln/detail/CVE-2026-47645

Includes data from the National Vulnerability Database (NIST). NVD data is in the public domain; this page is not endorsed by NIST.

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