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CVE-2026-18556— Unauthenticated administrative account takeover

Quick assessment

Affected
N-able N-central
Exploitation
Confirmed exploitation in the wild; remediate immediately
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

N-able n-central是加拿大N-able公司的一款远程监控与管理系统。 N-able N-central 2026.1及之前版本存在授权问题漏洞，该漏洞源于使用备用路径或通道绕过身份验证，可能导致身份验证绕过。

CVSS 8.2 · High KEV EPSS 7.88% · P95

Affected Version Matrix 1

VendorProduct Version RangeStatus
N-able N-central ≤ 2026.1 affected
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I. Basic Information for CVE-2026-18556

Vulnerability Information
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Vulnerability Title
Unauthenticated administrative account takeover
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
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
Source: CVE Program / CVE List V5
Vulnerability Type
使用候选路径或通道进行的认证绕过
Source: CVE Program / CVE List V5
Vulnerability Title
N-able N-central 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
N-able n-central是加拿大N-able公司的一款远程监控与管理系统。 N-able N-central 2026.1及之前版本存在授权问题漏洞，该漏洞源于使用备用路径或通道绕过身份验证，可能导致身份验证绕过。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
N-able N-central 0 ~ 2026.1 -

II. Public POCs for CVE-2026-18556

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III. Intelligence Information for CVE-2026-18556

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Vendor Pages for CVE-2026-18556 (1)

IV. Related Vulnerabilities

Same product: N-central
Same vendor: N-able
Same weakness: CWE-288

V. Comments for CVE-2026-18556

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