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CVE-2026-56164· microsoft / sharepoint server· CWE-306
Microsoft SharePoint Server Missing Authentication for Critical Function Vulnerability
Exploited in the wild. Listed by CISA on 2026-07-14; known to be used by ransomware.
27.3%likelihood of exploitation, next 30 days
98%of all CVEs are less likely
Nonecheck to confirm it
Microsoft SharePoint contains a missing authentication for critical function vulnerability that allows an unauthorized attacker to elevate privileges over a network.
No ready check is stored for this CVE. Confirm it by hand from the references.
References
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