CVE-2022-39953

A improper privilege management in Fortinet FortiNAC version 9.4.0 through 9.4.1, FortiNAC...

7.8 High

A improper privilege management in Fortinet FortiNAC version 9.4.0 through 9.4.1, FortiNAC version 9.2.0 through 9.2.6, FortiNAC version 9.1.0 through 9.1.8, FortiNAC all versions 8.8, FortiNAC all versions 8.7, FortiNAC all versions 8.6, FortiNAC all versions 8.5, FortiNAC version 8.3.7 allows attacker to escalation of privilege via specially crafted commands.

Attack profile

How easy it is to exploit

Attack vector: Local
Complexity: Low
Privileges needed: Low
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

0.21%Up 0.2 points since Mar 8, 2023

What each source reports

CVE List Score used 7.8

Record: CVE-2022-39953
CVSS 3.1: 7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:H/RL:U/RC:C
Weakness: CWE-269
Updated: 2026-11-02

EUVDEUVD-2022-42397 7.8

Record: EUVD-2022-42397
CVSS 3.1: 7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:H/RL:U/RC:C
Updated: 2026-11-03

GitHub AdvisoriesGHSA-p6h3-h8g8-59fx 7.8

A improper privilege management in Fortinet FortiNAC version 9.4.0 through 9.4.1, FortiNAC...

Record: GHSA-p6h3-h8g8-59fx
CVSS 3.1: 7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-269
Updated: 2026-11-02

NVD 7.8

Record: CVE-2022-39953
CVSS 3.1: 7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-269
Updated: 2026-11-02

Affected products

fortinet fortinac

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases, published	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2022-39953 is a high vulnerability (CVSS 7.8) in Fortinet Fortinac, published March 7, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.21%, the 10th percentile. No source names a fixed version.