Microsoft Excel 製品 C2R のセキュリティ更新プログラム (2026 年 6 月)

バージョン 1.4

Aug 25, 2026, 3:54 PM

CVSS metrics ("CVSSv2 score" set to 5.0)
CVSS metrics ("CVSSv2 vector" set to "CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N")
CVSSv2 score source (changed from "CVE-2026-44822" to "CVE-2026-45455")
CVSSv2 severity (based on CVE-2026-45455, severity decreased from "High" to "Medium")
CVSSv3 score source (changed from "CVE-2026-45455" to none)