> ZDI-25-1053: (0Day) Microsoft SharePoint Calendar Overlay Hyperlink Injection Vulnerability
[DATE: 10/12/2025 06:00]
[LANGUAGE: EN]
This vulnerability allows remote attackers to inject unexpected hyperlinks on affected installations of Microsoft SharePoint. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The ZDI has assigned a CVSS rating of 3.5.