CVE-2021-36183

HIGH 7.8CVE-2021-36183 · Published 02/11/2021 · updated 17/06/2026

In short

CVE-2021-36183 is a HIGH (CVSS 7.8) vulnerability affecting forticlient (fortinet).
Chance of exploitation in the next 30 days (EPSS): 0.33%, higher than 25.9% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
forticlient fortinet	`≥ 6.4.0, ≤ 6.4.2≥ 7.0.0, ≤ 7.0.1`	No fix yet

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.

References

fortiguard.com/advisory/FG-IR-20-079 · Vendor Advisory

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Package

Affected versions

Patched versions

forticlient

fortinet

≥ 6.4.0, ≤ 6.4.2≥ 7.0.0, ≤ 7.0.1

No fix yet

More vulnerabilities in forticlient

See all →