{"id":14545,"date":"2026-01-16T14:01:01","date_gmt":"2026-01-16T05:01:01","guid":{"rendered":"https:\/\/m365jp.net\/?p=14545"},"modified":"2026-01-16T14:01:08","modified_gmt":"2026-01-16T05:01:08","slug":"servicerestored-sp1218404-sharepoint-online-users-may-be-unable-to-open-people-cards-in-sharepoint-online","status":"publish","type":"post","link":"https:\/\/m365jp.net\/index.php\/2026-01-16-servicerestored-sp1218404-sharepoint-online-users-may-be-unable-to-open-people-cards-in-sharepoint-online","title":{"rendered":"[serviceRestored] SP1218404 | SharePoint Online | Users may be unable to open People Cards in SharePoint Online"},"content":{"rendered":"
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SP1218404 | SharePoint Online | Users may be unable to open People Cards in SharePoint Online<\/th>\n<\/tr>\n<\/tbody>\n<\/table>\n
\n\n\n\n\n\n\n\n\n\n\n
Status<\/th>\nserviceRestored<\/td>\n<\/tr>\n
Classification<\/th>\nadvisory<\/td>\n<\/tr>\n
User Impact<\/th>\nUsers may have been unable to open People Cards in SharePoint Online.<\/td>\n<\/tr>\n
Last Updated<\/th>\n01\/16\/2026 04:25:10<\/td>\n<\/tr>\n
Start Time<\/th>\n01\/14\/2026 18:47:00<\/td>\n<\/tr>\n
End Time<\/th>\n01\/16\/2026 04:00:00<\/td>\n<\/tr>\n
Latest Message<\/th>\nTitle: Users may be unable to open People Cards in SharePoint Online<\/p>\n

User impact: Users may have been unable to open People Cards in SharePoint Online.<\/p>\n

Final status: We confirmed that recent authorization changes intended to improve security functionality introduced an error that prevented users from opening People Cards. We reverted the authorization changes and confirmed in our telemetry that the impact is remediated.<\/p>\n

Scope of impact: This issue may have potentially impacted any user attempting to open People Cards in SharePoint Online.<\/p>\n

Start time: Wednesday, January 14, 2026, at 6:47 PM UTC<\/p>\n

End time: Friday, January 16, 2026, at 4:00 AM UTC<\/p>\n

Root cause: Recent authorization changes intended to improve security functionality introduced an error that prevented users from opening People Cards.<\/p>\n

Next steps:
– We’re analyzing the authorization changes to better understand what triggered the initial impact, which will help us in avoiding similar issues during future updates.<\/p>\n

This is the final update for the event.<\/td>\n<\/tr>\n

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\u958b\u59cb\u6642\u9593:2026\u5e741\u670814\u65e5\u6c34\u66dc\u65e5 18:47 UTC<\/p>\n

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