Security Advisory

CVE-2026-54130

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-06-18 21:42:39

Last updated 2026-07-15 20:08:57

Assigner microsoft

CVSS score 9.8

State PUBLISHED

Missing authentication for critical function in M365 Copilot allows an unauthorized attacker to disclose information over a network.