CRITICAL 9.8 Microsoft

CVE-2026-20963

Microsoft SharePoint Remote Code Execution Vulnerability

Microsoft Security Update 2026-Jan: Microsoft SharePoint Remote Code Execution Vulnerability

Affected Products

References

Published: 2026-01-13 · Source: Microsoft · Feed updated: 2026-09-18
This critical severity vulnerability with a CVSS score of 9.8 was published on 2026-01-13 via Microsoft. EPSS score: 32.6% (top 2% of all CVEs by exploitation probability). Affected: Microsoft SharePoint Enterprise Server 2016, Microsoft SharePoint Server 2019, Microsoft SharePoint Server Subscription Edition.

Risk Timeline

CVE Disclosed2026-01-13 · 247 days ago

Remediation Resources

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