CVE Vulnerability Advisory Database

[Affected Scope] N-able N-central versions prior to 2026.3.1.14

[Impact] Unauthenticated remote attackers can execute arbitrary code with high privileges and fully compromise the system by sending specially crafted requests

[Mitigation] Immediately upgrade N-central to version 2026.3.1.14 or later, and restrict external access until patched

[Affected Scope] N-able N-central versions up to and including 2026.3.1

[Impact] Attackers can bypass authentication and achieve full account takeover by exploiting an incomplete patch for CVE-2026-18556

[Mitigation] Immediately upgrade to N-central 2026.3 Hotfix 1 or later, and restrict external access to the management interface until patched

[Affected Scope] All on-premises and cloud instances of N-able N-central running version 2026.1 and prior

[Impact] Unauthenticated attackers can bypass authentication mechanisms to gain administrative privileges, potentially leading to full compromise of managed client environments

[Mitigation] Apply the official security patches immediately and restrict external internet access to the N-central management console

[Affected Scope] N-able N-central versions prior to 2025.3.1

[Impact] An authenticated attacker with low privileges can exploit improper input validation to execute arbitrary OS commands and fully compromise the system

[Mitigation] Immediately upgrade N-able N-central to version 2025.3.1 or later

[Affected Scope] N-able N-central versions prior to 2025.3.1

[Impact] Local attackers can execute arbitrary code and potentially compromise the entire management server

[Mitigation] Immediately upgrade N-able N-central to version 2025.3.1 or later