Security Advisory

CVE-2026-21511

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-02-10 17:51:35

Last updated 2026-05-11 21:25:37

Assigner microsoft

CVSS score 7.5

State PUBLISHED

Deserialization of untrusted data in Microsoft Office Outlook allows an unauthorized attacker to perform spoofing over a network.