Authentication Bypass Vulnerability in N-able N-central
CVE-2026-18556

8.2HIGH

Key Information:

Vendor

N-able

Status
N-central
Vendor
CVE Published:
1 August 2026

What is CVE-2026-18556?

An authentication bypass vulnerability exists in N-able N-central, allowing attackers to exploit an alternate path or channel for unauthorized access. This critical security flaw can compromise the integrity and confidentiality of user data, posing significant risks to organizations utilizing the affected versions of N-central. Prompt mitigation strategies are essential to safeguard against potential breaches.

Affected Version(s)

N-central 0 <= 2026.1

References

https://uptime.n-able.com/

CVSS V4

Score:
8.2
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
High
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.