🛡️ CVE-2022-26122
🟡 CVSS 4.7 — Medium ✅ No Known Exploit CWE-345 NVD
4.7
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

An insufficient verification of data authenticity vulnerability [CWE-345] in FortiClient, FortiMail and FortiOS AV engines version 6.2.168 and below and version 6.4.274 and below may allow an attacker to bypass the AV engine via manipulating MIME attachment with junk and pad characters in base64.

Details

Severity MEDIUM
CVSS Score 4.7
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N
CWE CWE-345
Public Exploit ✅ No
Source NVD
Published 2022-11-02
Updated 2026-06-08
Modified 2024-11-21

Affected Packages

Software From version Fixed in
antivirus-engine
fortimail
fortios

References

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