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-2026-58154NVD

Vulnerability Summary

Apache Traffic Server can write out of bounds or overflow integers while parsing MIME and HTTP headers.

This issue affects Apache Traffic Server: from 8.0.0 through 8.1.9, from 9.0.0 through 9.2.14, from 10.0.0 through 10.1.3.

Users are recommended to upgrade to version 9.2.15 or 10.1.4, which fix the issue.
Severity Level
HIGH(8.9)
Published Date
Jul 29, 2026
Last Modified
Jul 29, 2026
Exploitation Status
No confirmed exploitation yet
EPSS Score (30-Day)
0.37%Probability
Root Weakness (CWE)
N/A
CVSS v3.1 Base Metrics
Attack VectorNetwork
Attack ComplexityHigh
Privileges RequiredNone
User InteractionNone
ScopeChanged
ConfidentialityLow
IntegrityHigh
AvailabilityHigh