September 8, 2026
Fortinet PSIRT Advisory · September 2026
Total
11
Critical
3
Zero-day
0
KEV
0
By product family
Unassigned11 CVEs
- CVE-2026-26084CVSS 9.9
A improper access control vulnerability in Fortinet FortiSandbox 5.0.0 through 5.0.5, FortiSandbox 4.4.0 through 4.4.8, FortiSandbox Cloud 5.0.4 through 5.0.5, FortiSandbox PaaS 5.0.4 through 5.0.5 may allow attacker to access sensitive information via crafted HTTP requests.
- CVE-2026-84390CVSS 9.8
A inclusion of sensitive information in source code vulnerability in Fortinet FortiMonitorOnSight 7.2.4 through 7.2.7, FortiMonitorOnSight 7.2.0 through 7.2.2 may allow attacker to improper access control via <insert attack vector here>
- CVE-2026-84388CVSS 9.6
A improper restriction of rendered ui layers or frames vulnerability in Fortinet FortiPAM Chrome Extension 8.0 all versions, FortiPAM Chrome Extension 7.4 all versions may allow attacker to information disclosure via remote unauthenticated attack
- CVE-2026-84393CVSS 7.3
A improper validation of certificate with host mismatch vulnerability in Fortinet FortiOS 7.6.1 through 7.6.6, FortiProxy 7.6.2 through 7.6.6 may allow attacker to information disclosure via <insert attack vector here>
- CVE-2026-84387CVSS 7.2
A improper neutralization of special elements used in a command ('command injection') vulnerability in Fortinet FortiSandbox 5.2.0, FortiSandbox 5.0.0 through 5.0.6, FortiSandbox 4.4.0 through 4.4.9 may allow attacker to execute unauthorized code or commands via <insert attack vector here>
- CVE-2026-84391CVSS 6.5
A use of uninitialized variable vulnerability in Fortinet FortiAnalyzer 7.6.3 through 7.6.6 may allow attacker to denial of service via <insert attack vector here>
- CVE-2026-22575CVSS 4.9
An improper access control vulnerability in Fortinet FortiManager 7.6.0 through 7.6.4, FortiManager 7.4.0 through 7.4.10, FortiManager 7.2 all versions, FortiManager Cloud 7.6.2 through 7.6.4, FortiManager Cloud 7.4.1 through 7.4.10, FortiManager Cloud 7.2 all versions may allow an administrator to bypass the approval process for workflow sessions via crafted HTTP or HTTPs requests.
- CVE-2026-84385CVSS 4.9
A improper access control vulnerability in Fortinet FortiSOAR PaaS 7.6.0 through 7.6.6, FortiSOAR PaaS 7.5.0 through 7.5.3, FortiSOAR PaaS 7.4 all versions, FortiSOAR PaaS 7.3 all versions, FortiSOAR on-premise 7.6.0 through 7.6.6, FortiSOAR on-premise 7.5.0 through 7.5.3, FortiSOAR on-premise 7.4 all versions, FortiSOAR on-premise 7.3 all versions may allow attacker to escalation of privilege via <insert attack vector here>
- CVE-2026-84386CVSS 4.7
A unverified ownership vulnerability in Fortinet FortiClientWindows 7.4.0 through 7.4.7, FortiClientWindows 7.2 all versions may allow attacker to improper access control via via an exposed minifilter communication port.
- CVE-2026-84389CVSS 2.8
A url redirection to untrusted site ('open redirect') vulnerability in Fortinet FortiSIEM 7.5.0 through 7.5.1, FortiSIEM 7.4.1 through 7.4.2 may allow attacker to execute unauthorized code or commands via <insert attack vector here>
- CVE-2026-84392CVSS 2.7
A NULL Pointer Dereference vulnerability [CWE-476] vulnerability in Fortinet FortiOS 7.4 all versions, FortiOS 7.2 all versions, FortiPAM 1.9.0, FortiPAM 1.8 all versions, FortiPAM 1.7 all versions, FortiPAM 1.6 all versions, FortiPAM 1.5 all versions, FortiPAM 1.4 all versions, FortiPAM 1.3 all versions, FortiPAM 1.2 all versions, FortiPAM 1.1 all versions, FortiPAM 1.0 all versions, FortiProxy 7.6.0 through 7.6.6, FortiProxy 7.4 all versions, FortiProxy 7.2 all versions may allow an authenticated attacker to crash the httpsd daemon via crafted HTTP requests.