CRITICALCVSS 9.8Actively exploited · CISA KEV since 2022-10-11Vulnerability

CVE-2022-40684

Fortinet FortiOS, FortiProxy, and FortiSwitchManager contain an authentication bypass vulnerability that could allow an unauthenticated attacker to perform operations on the administrative interface via specially crafted HTTP or HTTPS requests.

Properties

Euvd product
Fortinet FortiOS, FortiProxy, FortiSwitchManager
Vulnerability name
Fortinet Multiple Products Authentication Bypass Vulnerability
First seen
2026-08-06T03:55:36+00:00
Cvss score
9.8
Epss score
0.99984
Last seen
2026-10-19T12:00:27+00:00
Due date
2022-11-01
Euvd assigner
fortinet
Retrieved at
2026-10-21T01:24:47+00:00
Exploited euvd since
2022-10-11T00:00:00+00:00
Src batch id
epss_history-20261020T103617Z-728ddd
Source url
https://epss.empiricalsecurity.com/epss_scores-2026-10-19.csv.gz
Date added
2022-10-11
Euvd base score version
3.1
Score
9.8
Fetched at
2026-10-20T10:36:20+00:00
Euvd vendor
Fortinet
Cvss vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
In Signal since
initial import (Sep 2026)
Euvd base score
9.8

Related Entities (10)

AFFECTS_PRODUCT (5)

→[Product]cpe:2.3:a:fortinet:fortiproxy:7.2.0:*:*:*:*:*:*:*
→[Product]cpe:2.3:a:fortinet:fortiswitchmanager:7.0.0:*:*:*:*:*:*:*
→[Product]cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*
→[Product]cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*
→[Product]cpe:2.3:a:fortinet:fortiswitchmanager:7.2.0:*:*:*:*:*:*:*

MENTIONED_IN (2)

→[Campaign]Operation Master: Deconstructing a Multi-Tiered Intrusion and Monetization Pipeline
→[Campaign]StrikeShark: a new campaign involving a custom SharkLoader and Cobalt Strike Beacon

DESCRIBES (1)

←[KEVEntry]Fortinet Multiple Products Authentication Bypass Vulnerability

HAS_WEAKNESS (1)

→[Weakness]Improper Authentication

INVOLVES (1)

←[Signal]kev_added · 2022-10-11

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CVE-2022-40684 (CVSS 9.8) — Ninja Signal Threat Intelligence | Ninja Signal