CVE-2021-26095

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CVSS 3.1

8.8 high

EPSS

<1%p51

Published

Jul 20, 2021 (Jul 20, 2021)

Modified

Jun 17, 2026

Description

The combination of various cryptographic issues in the session management of FortiMail 6.4.0 through 6.4.4 and 6.2.0 through 6.2.6, including the encryption construction of the session cookie, may allow a remote attacker already in possession of a cookie to possibly reveal and alter or forge its content, thereby escalating privileges.

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

NVD CVE.org GitHub PoCs EPSS (0.7%)

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