CVE-2026-106175: Denial of service in Fortinet FortiSwitch
Description
A Double Free vulnerability [CWE-415] vulnerability in Fortinet FortiOS 7.6.0 through 7.6.7, FortiOS 7.4 all versions, FortiOS 7.2 all versions, FortiProxy 7.6.0 through 7.6.6, FortiProxy 7.4 all versions, FortiProxy 7.2 all versions, FortiSwitch 7.6.0 through 7.6.6, FortiSwitch 7.4 all versions, FortiSwitch 7.2 all versions may allow a local authenticated attacker to crash the newcli daemon via crafted CLI commands.
CVSS v3.1
Score 2.1low
Affected software
Fortinet
FortiSwitch
Fortinet
FortiSASE
Fortinet
FortiPAM
Fortinet
FortiOS
Fortinet
FortiProxy
cpe:2.3:a:fortinet:fortiswitch:7.6.6:*:*:*:*:*:*:*cpe:2.3:a:fortinet:fortiswitch:7.6.5:*:*:*:*:*:*:*cpe:2.3:a:fortinet:fortiswitch:7.6.4:*:*:*:*:*:*:*cpe:2.3:a:fortinet:fortiswitch:7.6.3:*:*:*:*:*:*:*cpe:2.3:a:fortinet:fortiswitch:7.6.2:*:*:*:*:*:*:*cpe:2.3:a:fortinet:fortiswitch:7.6.1:*:*:*:*:*:*:*AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability is a double free (CWE-415) in Fortinet FortiSwitch and related products, including FortiOS and FortiProxy, across multiple versions. A local authenticated attacker can exploit this flaw by sending specially crafted CLI commands to crash the newcli daemon, resulting in a denial of service. The affected versions include FortiSwitch 7.6.0 through 7.6.7, 7.4 all versions, and 7.2 all versions, among others. The CVSS v3.1 base score is 2.1, indicating low severity. The vendor has released official patches to fix this vulnerability.
Potential Impact
The impact is limited to denial of service caused by crashing the newcli daemon. There is no confidentiality or integrity impact. Exploitation requires local authenticated access. No known exploits in the wild have been reported.
Mitigation Recommendations
An official fix is available from Fortinet. Users should apply the vendor-provided patches to affected versions to remediate this vulnerability. No additional mitigation steps are indicated by the vendor.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- fortinet
- Date Reserved
- 2026-10-06T16:19:48.874Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
Threat ID: 6ace6f182cdf04f656910f3a
Added to database: 10/13/2026, 17:49:12 UTC
Last enriched: 10/13/2026, 18:05:05 UTC
Last updated: 10/14/2026, 04:48:08 UTC
Views: 17
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