High [CVE-2026-26035] Broken access control in the RADIUS type admin group
This high-severity Fortinet advisory covers CVE-2026-26035 affecting FortiWeb.
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Summary
CVSSv3 Score:
8.8
An Improper Authentication vulnerability [CWE-287] in the FortiWeb Remote Radius Type Admin Authentication configured with specific, non-default settings may allow a remote unauthenticated attacker to login into the Fortiweb GUI/CLI with a random username and password
Revised on 2026-08-12 00:00:00
- FortiWeb 8.0: 8.0.0 through 8.0.2
- FortiWeb 7.6: 7.6.0 through 7.6.6
- FortiWeb 7.4: 7.4.0 through 7.4.11
- FortiWeb 7.2: 7.2.0 through 7.2.12
Official advisory · high-confidence parse· fetched 1 hour ago·verify at source
- FortiWeb 8.0: 8.0.3
- FortiWeb 7.6: 7.6.7
- FortiWeb 7.4: 7.4.12
- FortiWeb 7.2: 7.2.13
Official advisory · high-confidence parse· fetched 1 hour ago·verify at source
Mitigation checklist
- Upgrade per the Affected/Solution table: FortiWeb 8.0: 8.0.3; FortiWeb 7.6: 7.6.7; FortiWeb 7.4: 7.4.12; FortiWeb 7.2: 7.2.13.
- If enabled (non default), disable the Wildcard setting for the Administrators
- In the GUI: Go to System > Administrators, edit the Remote Type administrator account that has the Wildcard option enabled, and disable the Wildcard option.
- In the CLI:config system adminedit < Remote type administrator account >set wildcard disablenextend
Official advisory · high-confidence parse· fetched 1 hour ago·verify at source
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