CVE-2026-18556: CWE-288 Authentication bypass using an alternate path or channel in N-able N-central
Authentication bypass using an alternate path or channel vulnerability in N-able N-central allows Authentication Bypass. This issue affects N-central: through 2026.1.
AI Analysis
Technical Summary
This vulnerability, identified as CWE-288, allows an attacker to bypass authentication mechanisms in N-able N-central by exploiting an alternate path or channel. The affected versions include all releases up to and including 2026.1. The CVSS 4.0 base score is 8.2, indicating high severity with network attack vector, high attack complexity, and no privileges or user interaction required. No vendor advisory or patch information is currently available.
Potential Impact
Successful exploitation could allow an unauthenticated attacker to bypass authentication controls, potentially gaining unauthorized access to the affected system. The high CVSS score reflects the significant security impact, although no known exploits are reported in the wild at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, monitor vendor communications for updates. No specific mitigations or workarounds are documented.
CVE-2026-18556: CWE-288 Authentication bypass using an alternate path or channel in N-able N-central
Description
Authentication bypass using an alternate path or channel vulnerability in N-able N-central allows Authentication Bypass. This issue affects N-central: through 2026.1.
CVSS v4.0
Score 8.2high
Affected software
N-able
N-central
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability, identified as CWE-288, allows an attacker to bypass authentication mechanisms in N-able N-central by exploiting an alternate path or channel. The affected versions include all releases up to and including 2026.1. The CVSS 4.0 base score is 8.2, indicating high severity with network attack vector, high attack complexity, and no privileges or user interaction required. No vendor advisory or patch information is currently available.
Potential Impact
Successful exploitation could allow an unauthenticated attacker to bypass authentication controls, potentially gaining unauthorized access to the affected system. The high CVSS score reflects the significant security impact, although no known exploits are reported in the wild at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, monitor vendor communications for updates. No specific mitigations or workarounds are documented.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- N-able
- Date Reserved
- 2026-08-01T11:54:51.376Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6a6e5497bf32cb7a343d2d94
Added to database: 08/01/2026, 20:18:31 UTC
Last enriched: 08/09/2026, 14:03:48 UTC
Last updated: 09/14/2026, 10:01:29 UTC
Views: 134
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