— Unscored

N-able N-central Authentication Bypass Using an Alternate Path or Channel Vulnerability

CVE-2026-18577 Exploited

N-able N-central contains an authentication bypass using an alternate path or channel allows for authentication bypass and account takeover in N-central. This vulnerability is the result of an incomplete patch for CVE-2026-18556.

Being exploited in the wild

Catalogued 3 August 2026 · US federal remediation deadline 6 August 2026

Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for…

Exploit code is also public: Public PoC · Nuclei template

NucleiN-able N-central < 2026.3.1.10 - Authentication Bypass
Public PoCHORKimhab/CVE-2026-18577

Assessment

CVSS: Not yet scored
Severity: Unscored
Known exploited: Yes — listed in the CISA KEV catalog
Exploit availability: CISA KEV, Public PoC, Nuclei template
Published: 3 August 2026
Last updated: 3 August 2026
Affected: N-able · N-central
Weakness: CWE-288

At the source

CISA KEV

References

https://www.cisa.gov/known-exploited-vulnerabilities-catalog

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Query this programmatically

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