What is CVE-2024-27779?

CVE-2024-27779 is a medium-severity vulnerability in Fortinet Fortiisolator, classified under Insufficient Session Expiration. CVSS score: 6.7/10. Published 2025-07-18.

How severe is CVE-2024-27779?

Medium severity. CVSS v3 base score is 6.7 out of 10.

Vulnerability in Fortinet Fortiisolator

CVE-2024-27779

An insufficient session expiration vulnerability [CWE-613] in FortiSandbox FortiSandbox version 4.4.4 and below, version 4.2.6 and below, 4.0 all versions, 3.2 all versions and FortiIsolator version 2.4 and below, 2.3 all versions, 2.2 all…

EPSS: 0.005 (37.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:L.

Affected products

Fortinet Fortiisolator — versions 2.4.0, 2.3.0, 2.2.0
Fortinet Fortisandbox — versions 4.4.0, 4.2.1, 4.0.0

Weakness classification (CWE)

CWE-613 — Insufficient Session Expiration

References

psirt@fortinet.com (Vendor Advisory)

Frequently asked questions

What is CVE-2024-27779?: CVE-2024-27779 is a medium-severity vulnerability in Fortinet Fortiisolator, classified under Insufficient Session Expiration. CVSS score: 6.7/10. Published 2025-07-18.
How severe is CVE-2024-27779?: Medium severity. CVSS v3 base score is 6.7 out of 10.