What is CVE-2023-36635?

CVE-2023-36635 is a high-severity vulnerability in Fortinet Fortiswitchmanager, classified under Improper Access Control. CVSS score: 7.1/10. Published 2023-09-07.

How severe is CVE-2023-36635?

High severity. CVSS v3 base score is 7.1 out of 10.

Vulnerability in Fortinet Fortiswitchmanager

CVE-2023-36635

An improper access control in Fortinet FortiSwitchManager version 7.2.0 through 7.2.2 7.0.0 through 7.0.1 may allow a remote authenticated read-only user to modify the interface settings via the API.

Published 2023-09-07 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H.

EPSS exploit prediction

EPSS: 0.005 (41.8th percentile), scored 2026-10-19.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 42nd percentile — 41.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Fortinet Fortiswitchmanager — versions 7.0.1, 7.0.0, 7.2.1

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

fortiguard.com/psirt/FG-IR-22-174 (Not Applicable, Vendor Advisory)

Frequently asked questions

What is CVE-2023-36635?: CVE-2023-36635 is a high-severity vulnerability in Fortinet Fortiswitchmanager, classified under Improper Access Control. CVSS score: 7.1/10. Published 2023-09-07.
How severe is CVE-2023-36635?: High severity. CVSS v3 base score is 7.1 out of 10.