CVE-2021-24019

9.8 criticalEPSS 3.9%

Critical (9.8) in fortinet forticlient endpoint management server. EPSS 3.9% chance of exploitation in the next 30 days.

An insufficient session expiration vulnerability [CWE- 613] in FortiClientEMS versions 6.4.2 and below, 6.2.8 and below may allow an attacker to reuse the unexpired admin user session IDs to gain admin privileges, should the attacker be able to obtain that session ID (via other, hypothetical attacks)

Severity

CVSS 3.1

9.8 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 3.9% chance of exploitation in the next 30 days; higher than 90% of CVEs (scores of 2026-10-31)
CWE: CWE-613
Published: 2021-10-06
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

fortinet:forticlient_endpoint_management_server

References

https://fortiguard.com/advisory/FG-IR-20-072
https://fortiguard.com/advisory/FG-IR-20-072

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