Microsoft recently patched two major flaws in SharePoint on-prem instances, but the effects could be long-lasting.

Microsoft has issued a warring to organisations that are using on-premises SharePoint servers. The tech giant has confirmed that the hackers are exploiting vulnerabilities in its on on-premises SharePoint servers to deploy ransomware.

Two Chinese nation-state actors and one China-based threat actor have tried to exploit the vulnerability for weeks, Microsoft said.