Critical Alert 4 Active Exploits Detected Today

CVE-2026-56155 — Microsoft Active Directory Federation Services Insufficient Granularity of Access Control Vulnerability →
CVE-2026-56164 — Microsoft SharePoint Server Missing Authentication for Critical Function Vulnerability →
CVE-2026-15409 — SonicWall SMA1000 Appliances Server-Side Request Forgery Vulnerability →
CVE-2026-15410 — SonicWall SMA1000 Appliances Code Injection Vulnerability →
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July 14, 2026

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CVE-2026-56164NVD

Vulnerability Summary

Missing authentication for critical function in Microsoft Office SharePoint allows an unauthorized attacker to elevate privileges over a network.
Severity Level
MEDIUM(5.3)
Published Date
Jul 14, 2026
Last Modified
Jul 14, 2026
Exploitation Status
ACTIVE
EPSS Score (30-Day)
Data Pending
Root Weakness (CWE)
CWE-306: Unknown/Unlisted Weakness ↗
Refer to the official MITRE database for detailed architectural specifications regarding this weakness.
CVSS v3.1 Base Metrics
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged
ConfidentialityNone
IntegrityLow
AvailabilityNone

External References