Microsoft SharePoint Server Improper Input Validation Vulnerability
Microsoft · SharePoint Server
Date added (CISA)
2026-04-14
Remediation due
2026-04-28
Known ransomware use
Not indicated
Remediation priority
P2 — past CISA due date
Description
Microsoft SharePoint Server contains an improper input validation vulnerability that allows an unauthorized attacker to perform spoofing over a network.