Critical

N-able patches critical N-central zero-day exploited in the wild (CVE-2026-86218)

Help Net Security

September 7, 2026 at 11:55 AM

Actively Exploited

CVE Zero-day Vulnerability Update RCE Critical

Overview

N-able has issued an emergency hotfix for a serious vulnerability in its N-central remote monitoring and management solution, identified as CVE-2026-86218. This flaw allows attackers to execute remote code on the server without prior authentication, making it a critical risk for managed service providers (MSPs) that use this software. The vulnerability was actively exploited in the wild, prompting N-able to act quickly. The hotfix, designated as Hotfix 4, updates N-central from version 2026.3 to 2026.3.1.14, and it is crucial for customers operating on-premises installations to apply this update immediately to protect their systems. Failure to address this vulnerability could lead to unauthorized access and control over affected servers, posing significant risks to data integrity and security.

Key Takeaways

Active Exploitation: This vulnerability is being actively exploited by attackers. Immediate action is recommended.
Affected Systems: N-central remote monitoring and management solution, version 2026.3
Action Required: Apply Hotfix 4 to update N-central from version 2026.
Timeline: Disclosed on September 5, 2023

Original Article Summary

N-able released an emergency hotfix for CVE-2026-86218, a remote code execution (RCE) flaw affecting N-central, its remote monitoring and management (RMM) solution popular with managed service providers (MSPs). In its release notes, N-able described CVE-2026-86218 as a “critical-CVSS-rated vulnerability that could allow for pre-authenticated remote code execution on the N-central server.” N-able addressed the flaw on September 5 by releasing Hotfix 4 for N-central 2026.3, bringing the build to version 2026.3.1.14. “Customers running on-premises N-central … More → The post N-able patches critical N-central zero-day exploited in the wild (CVE-2026-86218) appeared first on Help Net Security.

Impact

N-central remote monitoring and management solution, version 2026.3

Exploitation Status

This vulnerability is confirmed to be actively exploited by attackers in real-world attacks. Organizations should prioritize patching or implementing workarounds immediately.

Timeline

Disclosed on September 5, 2023

Remediation

Apply Hotfix 4 to update N-central from version 2026.3 to 2026.3.1.14.

Additional Information

This threat intelligence is aggregated from trusted cybersecurity sources. For the most up-to-date information, technical details, and official vendor guidance, please refer to the original article linked below.

Related Topics: This incident relates to CVE, Zero-day, Vulnerability, and 3 more.

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