Security Advisory

CVE-2026-55009

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-07-14 17:05:02

Last updated 2026-08-06 20:33:47

Assigner microsoft

CVSS score 7.8

State PUBLISHED

Deserialization of untrusted data in Microsoft Exchange Server allows an authorized attacker to elevate privileges locally.