Fortinet FortiManager: Schwachstelle ermöglicht Umgehen von Sicherheitsvorkehrungen
WID-SEC-2026-3260 · first 09.09.2026 · updated 09.09.2026 · CVSS 4,9
What it is about
FortiManager Security Management Appliances ermöglicht die Verwaltung von Fortinet Network Security Geräten. Ein entfernter, authentisierter Angreifer kann eine Schwachstelle in Fortinet FortiManager ausnutzen, um Sicherheitsvorkehrungen zu umgehen.
Under what conditions?
Over the network, but only with valid access (login required), for example with stolen credentials or as an insider.
What can happen in the worst case
An attacker could use the vulnerability to
- Sicherheitsvorkehrungen zu umgehen
Am I affected?
Affected according to the BSI:
- Fortinet FortiManager <7.6.5
- Fortinet FortiManager <7.4.11
- Fortinet FortiManager Cloud <7.4.11
- Fortinet FortiManager Cloud <7.6.5
The installed version is usually shown under “Help → About” or in the device’s admin interface.
What helps?
Update to at least:
- Fortinet FortiManager 7.6.5
- Fortinet FortiManager 7.4.11
- Fortinet FortiManager Cloud 7.4.11
- Fortinet FortiManager Cloud 7.6.5
Is the vulnerability already being exploited?
None of the CVEs is in the CISA catalogue of exploited vulnerabilities. That does not mean there are no attacks, only that none are documented.
Information and sources
- Original BSI advisory (WID)
- FortiGuard Labs PSIRT Advisory FG-IR-26-171 vom 2026-09-08 www.fortiguard.com
CVE: CVE-2026-22575
Source: BSI warning and information service (CERT-Bund); CISA. The assessment of the conditions is my reading of the BSI text; the external pages are in their original language.