A security patch Microsoft released this month failed to fully fix a critical flaw in the U.S. tech giant's SharePoint server software, opening the door to a sweeping global cyber espionage effort. In a blog post on Tuesday,

Although Microsoft acknowledged the SharePoint problem, the original fix did not prevent hacking. Right now government and organisations are worried

Multiple hacking groups—including state actors from China—have targeted a vulnerability in older, on-premises versions of the file-sharing tool after a flawed attempt to patch it.