CVE-2021-41027

—

CVSS 3.1

7.8 high

EPSS

<1%p5

Published

Dec 8, 2021 (Dec 8, 2021)

Modified

Jun 17, 2026

Description

A stack-based buffer overflow in Fortinet FortiWeb version 6.4.1 and 6.4.0, allows an authenticated attacker to execute unauthorized code or commands via crafted certificates loaded into the device.

Vendors: fortinet
Products: fortiweb
Weakness: CWE-787
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 (0.2%)

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