THREAT OPS › Threat News › [CISA KEV] CVE-2026-56164 — Microsoft SharePoint Server: Microsoft SharePoint Server Missing Authentication for Critical Function Vulnerability
[CISA KEV] CVE-2026-56164 — Microsoft SharePoint Server: Microsoft SharePoint Server Missing Authentication for Critical Function Vulnerability
CVE: CVE-2026-56164 Vendor: Microsoft Product: SharePoint Server Vulnerability: Microsoft SharePoint Server Missing Authentication for Critical Function Vulnerability Date Added: 2026-07-14 Required Action: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics
MITRE ATT&CK techniques
Indicators of compromise
- CVE-2026-56164cve
Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-56164