CVE-2026-86218
pre-authentication remote code execution
- Critical 10.0
- Exploited: added to CISA KEV 8 Sep 2026
Description
N-central is vulnerable to a pre-auth remote code execution This issue affects N-central: before 2026.3.1.14.
Key facts
- Published
- 6 Sep 2026
- Last changed
- 9 Sep 2026
- Assigned by
- N-able
- KEV added
- 8 Sep 2026
- KEV fix due
- 11 Sep 2026
- EPSS
- 15.385% likely to be exploited in the next 30 days, higher than 96.838% of CVEs (scores for 15 Nov 2026)
- SSVC (CISA)
- Exploitation: active; Automatable: yes; Technical impact: total
Severity scores
Each score is shown as its source gave it. They are not averaged or merged.
- 10.0CVSS 4.0, Criticalfrom the CNA (N-able)
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
What to do
- Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.CISA KEV required action
Historical context and remediation
This reference retains the original CVE publication date. A recent record update does not mean a new attack occurred.
CAPEC-549 Local Execution of Code (CNA impact statement)
Version statuses below come from the CNA. An “unaffected” version is not necessarily a currently supported release or proof of a patch date. EPSS is a dated risk estimate, not a count of historical attacks.
Affected products
| Vendor | Product | Versions |
|---|---|---|
| N-able | N-central |
|
Timeline
- 6 Sep 2026 Published
- 8 Sep 2026 CVE-2026-86218 added to CISA KEV
- 8 Sep 2026 Added to the CISA KEV catalogue