cvedb.io
CVE-2025-64666
HIGH · CVSS 7.5
EPSS exploitation probability: 0%
Published 2025-12-09T18:16:05.910 · Last modified 2026-06-17T09:55:00.297

Summary

Improper input validation in Microsoft Exchange Server allows an authorized attacker to elevate privileges over a network.

Affected products

microsoft — exchange_server

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.