The Register | Security Follow CISA sounds alarm over trio of exploited SharePoint flaws Three bugs are under active attack, and two more critical holes could add to the pain Hacker & Security News on Bluesky @hacker.at.thenote.app bsky.app https://www.theregister.com/security/2026/07/15/cisa-sounds-alarm-over-trio-of-exploited-sharepoint-flaws/5271814 theregister.com