{"id":13384,"date":"2025-10-18T04:01:15","date_gmt":"2025-10-17T19:01:15","guid":{"rendered":"https:\/\/m365jp.net\/?p=13384"},"modified":"2025-10-18T04:01:22","modified_gmt":"2025-10-17T19:01:22","slug":"servicedegradation-ex1173828-exchange-online-users-may-be-unexpectedly-signed-out-from-outlook-on-the-web-when-accessing-shared-mailboxes-2","status":"publish","type":"post","link":"https:\/\/m365jp.net\/index.php\/2025-10-18-servicedegradation-ex1173828-exchange-online-users-may-be-unexpectedly-signed-out-from-outlook-on-the-web-when-accessing-shared-mailboxes-2","title":{"rendered":"[serviceDegradation] EX1173828 | Exchange Online | Users may be unexpectedly signed out from Outlook on the web when accessing shared mailboxes"},"content":{"rendered":"
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EX1173828 | Exchange Online | Users may be unexpectedly signed out from Outlook on the web when accessing shared mailboxes<\/th>\n<\/tr>\n<\/tbody>\n<\/table>\n
\n\n\n\n\n\n\n\n\n\n\n
Status<\/th>\nserviceDegradation<\/td>\n<\/tr>\n
Classification<\/th>\nadvisory<\/td>\n<\/tr>\n
User Impact<\/th>\nUsers may be unexpectedly signed out from Outlook on the web when accessing shared mailboxes.<\/td>\n<\/tr>\n
Last Updated<\/th>\n10\/17\/2025 18:49:36<\/td>\n<\/tr>\n
Start Time<\/th>\n10\/16\/2025 16:29:21<\/td>\n<\/tr>\n
End Time<\/th>\n<\/td>\n<\/tr>\n
Latest Message<\/th>\nTitle: Users may be unexpectedly signed out from Outlook on the web when accessing shared mailboxes<\/p>\n

User impact: Users may be unexpectedly signed out from Outlook on the web when accessing shared mailboxes.<\/p>\n

Current status: Due to the complexity of this impact scenario, we\u2019re continuing our ongoing review of the error logs. In addition, we\u2019re attempting to internally reproduce the issue in our test environment to gather vital diagnostic data that will aid in isolating the cause and identifying an appropriate remediation action.<\/p>\n

Scope of impact: This issue can potentially affect any user when accessing shared mailboxes from Outlook on the web.<\/p>\n

Next update by: Monday, October 20, 2025, at 5:30 PM UTC<\/td>\n<\/tr>\n

Machine Translation<\/th>\n\u30bf\u30a4\u30c8\u30eb: \u5171\u6709\u30e1\u30fc\u30eb\u30dc\u30c3\u30af\u30b9\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3068\u304d\u306b\u3001\u30e6\u30fc\u30b6\u30fc\u304c Outlook on the web \u304b\u3089\u4e88\u671f\u305b\u305a\u30b5\u30a4\u30f3\u30a2\u30a6\u30c8\u3059\u308b\u3053\u3068\u304c\u3042\u308b<\/p>\n

\u30e6\u30fc\u30b6\u30fc\u3078\u306e\u5f71\u97ff: \u5171\u6709\u30e1\u30fc\u30eb\u30dc\u30c3\u30af\u30b9\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3068\u304d\u306b\u3001\u30e6\u30fc\u30b6\u30fc\u304c Outlook on the web \u304b\u3089\u4e88\u671f\u305b\u305a\u30b5\u30a4\u30f3\u30a2\u30a6\u30c8\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

\u73fe\u5728\u306e\u30b9\u30c6\u30fc\u30bf\u30b9: \u3053\u306e\u5f71\u97ff\u30b7\u30ca\u30ea\u30aa\u306f\u8907\u96d1\u3067\u3042\u308b\u305f\u3081\u3001\u30a8\u30e9\u30fc \u30ed\u30b0\u306e\u7d99\u7d9a\u7684\u306a\u30ec\u30d3\u30e5\u30fc\u3092\u7d99\u7d9a\u3057\u3066\u3044\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u30c6\u30b9\u30c8\u74b0\u5883\u3067\u554f\u984c\u3092\u5185\u90e8\u7684\u306b\u518d\u73fe\u3057\u3066\u3001\u539f\u56e0\u3092\u7279\u5b9a\u3057\u3001\u9069\u5207\u306a\u4fee\u5fa9\u30a2\u30af\u30b7\u30e7\u30f3\u3092\u7279\u5b9a\u3059\u308b\u306e\u306b\u5f79\u7acb\u3064\u91cd\u8981\u306a\u8a3a\u65ad\u30c7\u30fc\u30bf\u3092\u53ce\u96c6\u3057\u3088\u3046\u3068\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n

\u5f71\u97ff\u306e\u7bc4\u56f2: \u3053\u306e\u554f\u984c\u306f\u3001Outlook on the web \u304b\u3089\u5171\u6709\u30e1\u30fc\u30eb\u30dc\u30c3\u30af\u30b9\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3068\u304d\u306b\u3001\u3059\u3079\u3066\u306e\u30e6\u30fc\u30b6\u30fc\u306b\u5f71\u97ff\u3092\u53ca\u307c\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

\u6b21\u56de\u66f4\u65b0\u65e5: 2025 \u5e74 10 \u6708 20 \u65e5\u6708\u66dc\u65e5\u5348\u5f8c 5 \u6642 30 \u5206 UTC<\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

EX1173828 | Exchange Online | Users may be unexpectedly signed out from Outlook on the web when accessing shar […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-13384","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/posts\/13384","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/comments?post=13384"}],"version-history":[{"count":0,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/posts\/13384\/revisions"}],"wp:attachment":[{"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/media?parent=13384"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/categories?post=13384"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/tags?post=13384"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}