攻撃・インシデントThe Hacker News2026年5月15日
On-Prem Microsoft Exchange Server CVE-20
概要
Microsoft has disclosed a new security vulnerability impacting on-premise versions of Exchange Server that it said has come under active exploitation in the wild. The vulnerability, tracked as CVE-2026-42897 (CVSS score: 8.1), has been described as a spoofing bug stemming from a cross-site scripting
元記事(The Hacker News)
https://thehackernews.com/2026/05/on-prem-microsoft-exchange-server-cve.html