CVE-2026-18556

Unauthenticated administrative account takeover

State: Published
Severity: 8.2 High
Published: Aug 1, 2026
Updated: Aug 5, 2026
Reserved: Aug 1, 2026

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.

Scores

CVSS	Score	Vector	Source
4.0	8.2 High	CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N	N-able

Weaknesses

CWE-288 Authentication bypass using an alternate path or channel

Affected Products

Product	Versions
N-centralN-able	2026.1 and earlierAffected

References

https://uptime.n-able.com/
https://www.n-able.com/blog/n-central-security-update-august-2-2026vendor-advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-18556government-resource

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