Microsoft SharePoint Server Subscription Edition 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 1.5 May 14, 2026, 3:47 AM CVSS metrics ("CVSSv3 score" set to 5.4) CVSS metrics ("CVSSv3 vector" set to "CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N") CVSSv3 score source (set to "CVE-2026-20945") Plugin Feed: 202605140347
バージョン 1.4 Apr 17, 2026, 10:08 PM Plugin metadata (IAVM) Plugin Feed: 202604172208
バージョン 1.3 Apr 15, 2026, 8:35 PM CISA reference Plugin Feed: 202604152035
バージョン 1.2 Apr 15, 2026, 8:20 AM CVSS temporal metrics ("CVSSv2 temporal vector" set to "CVSS2#E:F/RL:OF/RC:C") CVSS temporal metrics ("CVSSv3 temporal vector" set to "CVSS:3.0/E:F/RL:O/RC:C") Exploit attributes ("Exploit available" set to "True") Exploit attributes ("Exploitability ease" set to "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