Critical Alert 1 Active Exploit Detected Today

CVE-2026-18577 N-able N-central Authentication Bypass Using an Alternate Path or Channel Vulnerability →
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August 4, 2026

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CVE-2025-40596NVD

Vulnerability Summary

A Stack-based buffer overflow vulnerability in the SMA100 series web interface allows remote, unauthenticated attacker to cause Denial of Service (DoS) or potentially results in code execution.
Severity Level
HIGH(7.3)
Published Date
Jul 23, 2025
Last Modified
Aug 7, 2025
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 ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged
ConfidentialityLow
IntegrityLow
AvailabilityLow