Microsoft Office 製品のセキュリティ更新プログラム2026 年 4 月

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バージョン 1.2 Apr 15, 2026, 8:20 AM CVSS temporal metrics ("CVSSv2 temporal vector" set to "CVSS2#E:U/RL:OF/RC:C") CVSS temporal metrics ("CVSSv3 temporal vector" set to "CVSS:3.0/E:U/RL:O/RC:C") Exploit attributes ("Exploit available" set to "False") Exploit attributes ("Exploitability ease" set to "No known exploits are available") Plugin Feed: 202604150820
バージョン 1.1 Apr 14, 2026, 10:48 PM New Plugin Feed: 202604142248

* Changelogs are generally available for changes made after Nov 1, 2022