CVE-2026-86206

Access control filter bypass allows unauthorised access to APIs

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

Affected

N-able · N-central

CVSS v4.0 CNA

6.9 MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS

1.12% chance of exploitation in the next 30 days, 66th percentile

Nuclei

critical · CWE-284

Published

2026-09-05

Updated

2026-09-08

Nuclei templates (1)

• projectdiscovery/nuclei-templates/blob/main/http/cves/2026/CVE-2026-86206.yaml

References

• CVE Record
• NVD entry