CISA: Microsoft SharePoint RCE flaw now actively exploited

CISA warned on Wednesday that attackers have begun exploiting a high-severity Microsoft SharePoint remote code execution ...
SecurityWeek

CISA Warns of Actively Exploited Microsoft SharePoint Vulnerability

CISA warns that attackers are exploiting Microsoft SharePoint vulnerability CVE-2026-45659, a high-severity remote code ...
GitHub

Guest Sponsor Info for Microsoft Entra B2B

A SharePoint Online web part for landing pages in Microsoft Entra resource tenants that shows the sponsors of the currently signed-in guest user. Each sponsor is rendered as a card with a live profile ...
Ars Technica

What to know about ToolShell, the SharePoint threat under mass exploitation

Government agencies and private industry have been under siege over the past four days following the discovery that a critical vulnerability in SharePoint, the widely used document-sharing app made by ...
GitHub

A customizable rotating banner which pulls images from a SharePoint library.

There are a lot of rotating banners out there, but not too many of them work with SharePoint and they aren’t the easiest to customize for beginners. I wanted something that any user would be able to ...