Critical Alert 1 Active Exploit Detected Today

CVE-2026-45659 Microsoft SharePoint Server Deserialization of Untrusted Data Vulnerability →
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CVE-2026-57623NVD

Vulnerability Summary

Unauthenticated Arbitrary Code Execution in W3 Total Cache <= 2.9.4 versions.
Severity Level
CRITICAL(9.0)
Published Date
Jul 2, 2026
Last Modified
Jul 2, 2026
Exploitation Status
No confirmed exploitation yet
EPSS Score (30-Day)
Data Pending
Root Weakness (CWE)
Refer to the official MITRE database for detailed architectural specifications regarding this weakness.
CVSS v3.1 Base Metrics
Attack VectorNetwork
Attack ComplexityHigh
Privileges RequiredNone
User InteractionNone
ScopeChanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh