CVE-2021-36183

—

CVSS 3.1

7.8 high

EPSS

<1%p26

Published

Nov 2, 2021 (Nov 2, 2021)

Modified

Jun 17, 2026

Description

An improper authorization vulnerability [CWE-285] in FortiClient for Windows versions 7.0.1 and below and 6.4.2 and below may allow a local unprivileged attacker to escalate their privileges to SYSTEM via the named pipe responsible for Forticlient updates.

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

NVD CVE.org GitHub PoCs EPSS (0.3%)

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