CVE-2026-32201Microsoft SharePoint Server Improper Input Validation Vulnerability
CISA Known Exploited Vulnerabilities Data
Description
Microsoft SharePoint Server contains an improper input validation vulnerability that allows an unauthorized attacker to perform spoofing over a network.
Required Action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
CISA Due Date
April 28, 2026 (federal agency requirement)
Known Ransomware Campaign Use
Unknown
Notes
https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2026-32201 ; https://nvd.nist.gov/vuln/detail/CVE-2026-32201
External References
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Data sourced from the CISA Known Exploited Vulnerabilities catalog. CISA does not endorse any commercial product or service.