Fortinet (Multiple Products) Data Breach

Fortinet (Multiple Products) experienced a data breach that was reported on December 16, 2025. Fortinet FortiOS, FortiSwitchMaster, FortiProxy, and FortiWeb contain an improper verification of cryptographic signature vulnerability that may allow an unauthenticated attacker to bypass the FortiCl

Key Facts

Organization
Fortinet (Multiple Products)
Date Reported
December 16, 2025
Incident Type
supply chain
Industry
Technology
Severity Score
5/10
Confidence Level
high
Tags
supply chain

Source

View original source - External link to primary source documentation

Understanding supply chain Incidents

Supply chain attacks compromise trusted vendors or software to access downstream targets. Vendor security assessments and software integrity verification reduce exposure.