Microsoft Exchange Server のセキュリティ更新プログラム (2026 年 6 月)

バージョン 1.2

Jun 13, 2026, 4:13 PM

CISA reference
CVSS metrics ("CVSSv3 vector" set to "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N")
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")
CVSSv3 score source (changed from "CVE-2026-45583" to "CVE-2026-48579")
Exploit attributes ("Exploit available" set to "True")
Exploit attributes ("Exploitability ease" set to "Exploits are available")