Detections
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CVE-2026-86206

medium

Description

A vulnerability in the N-central internal API access control filter allows unauthorised access to internal APIs. This is fixed in N-central 2026.3 HF3 and 2026.4

References

https://me.n-able.com/s/security-advisory/aArVy0000002LTNKA2/cve202686206-access-control-filter-bypass-allows-unauthorised-access-to-apis

https://thehackernews.com/2026/09/n-able-n-central-pre-auth-rce-flaw.html

https://www.securityweek.com/n-able-patches-critical-zero-day-in-n-central/

https://www.infosecurity-magazine.com/news/nable-hotfix-critical-rce/

https://www.helpnetsecurity.com/2026/09/07/n-able-n-central-hotfix-cve-2026-86218/

https://www.bleepingcomputer.com/news/security/n-able-patches-max-severity-n-central-flaw-amid-ongoing-attacks/

https://thehackernews.com/2026/09/n-able-issues-fourth-n-central-hotfix.html

https://documentation.n-able.com/N-central/Release_Notes/GA/Content/N-central_2026.3_HF3_Release_Notes.htm

Details

Source: Mitre, NVD

Published: 2026-09-05

Updated: 2026-09-08

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.1

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Severity: Critical

CVSS v4

Base Score: 6.9

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

Severity: Medium

EPSS

EPSS: 0.00287