CVE-2026-24858

EUVD-2026-4712
An Authentication Bypass Using an Alternate Path or Channel vulnerability [CWE-288] vulnerability in Fortinet FortiAnalyzer 7.6.0 through 7.6.5, FortiAnalyzer 7.4.0 through 7.4.9, FortiAnalyzer 7.2.0 through 7.2.11, FortiAnalyzer 7.0.0 through 7.0.15, FortiManager 7.6.0 through 7.6.5, FortiManager 7.4.0 through 7.4.9, FortiManager 7.2.0 through 7.2.11, FortiManager 7.0.0 through 7.0.15, FortiOS 7.6.0 through 7.6.5, FortiOS 7.4.0 through 7.4.10, FortiOS 7.2.0 through 7.2.12, FortiOS 7.0.0 through 7.0.18, FortiProxy 7.6.0 through 7.6.4, FortiProxy 7.4.0 through 7.4.12, FortiProxy 7.2.0 through 7.2.15, FortiProxy 7.0.0 through 7.0.22, FortiWeb 8.0.0 through 8.0.3, FortiWeb 7.6.0 through 7.6.6, FortiWeb 7.4.0 through 7.4.11 may allow an attacker with a FortiCloud account and a registered device to log into other devices registered to other accounts, if FortiCloud SSO authentication is enabled on those devices.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
fortinetCNA
9.4 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:H/RL:O/RC:C
Base Score
CVSS 3.x
EPSS Score
Percentile: 87%
Affected Products (NVD)
VendorProductVersion
fortinetfortianalyzer
7.0.0 ≤
𝑥
≤ 7.0.15
fortinetfortianalyzer
7.2.0 ≤
𝑥
≤ 7.2.11
fortinetfortianalyzer
7.4.0 ≤
𝑥
< 7.4.10
fortinetfortianalyzer
7.6.0 ≤
𝑥
< 7.6.6
fortinetfortimanager
7.0.0 ≤
𝑥
≤ 7.0.15
fortinetfortimanager
7.2.0 ≤
𝑥
≤ 7.2.11
fortinetfortimanager
7.4.0 ≤
𝑥
< 7.4.10
fortinetfortimanager
7.6.0 ≤
𝑥
< 7.6.6
fortinetfortiproxy
7.0.0 ≤
𝑥
≤ 7.0.22
fortinetfortiproxy
7.2.0 ≤
𝑥
≤ 7.2.15
fortinetfortiproxy
7.4.0 ≤
𝑥
≤ 7.4.12
fortinetfortiproxy
7.6.0 ≤
𝑥
≤ 7.6.4
fortinetfortiweb
7.4.0 ≤
𝑥
≤ 7.4.11
fortinetfortiweb
7.6.0 ≤
𝑥
≤ 7.6.6
fortinetfortiweb
8.0.0 ≤
𝑥
≤ 8.0.3
fortinetfortios
7.0.0 ≤
𝑥
≤ 7.0.18
fortinetfortios
7.2.0 ≤
𝑥
≤ 7.2.12
fortinetfortios
7.4.0 ≤
𝑥
< 7.4.11
fortinetfortios
7.6.0 ≤
𝑥
< 7.6.6
𝑥
= Vulnerable software versions
Vulnerability Media Exposure