Every on-premises N-central build below 2026.3.1.14 — including servers updated to Hotfix 3 a day earlier — needs Hotfix 4. N-able's incident notice says the flaw has been exploited in the wild; its release notes say that is unconfirmed.

N-able has released its fourth hotfix in five weeks for the N-central remote monitoring and management (RMM) platform, this time for a