CISA Adds Fortinet FortiMail 0-day Vulnerability to KEV Following Active Exploitation

The U.S. Cybersecurity and Infrastructure Security Agency has added a critical Fortinet FortiMail vulnerability (CVE-2026-104286) , to its Known Exploited Vulnerabilities catalog after evidence of active exploitation. The flaw affects Fortinet FortiMail, an email-security product commonly deployed at the network perimeter to filter malicious emails and protect enterprise messaging systems. An unauthenticated remote attacker could […] The post CISA Adds Fortinet FortiMail 0-day Vulnerability to KEV Following Active Exploitation appeared first on Cyber Security News.

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