CISA added CVE-2026-104286 in Fortinet FortiMail to its Known Exploited Vulnerabilities catalog on October 1, confirming active exploitation. Mitigations must be applied by October 4 or discontinue use where fixes are unavailable.

An unauthenticated attacker can write arbitrary files on the underlying system through crafted HTTP or HTTPS requests.
If mitigations are unavailable, discontinuation of the product is required.
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CISA added PAN-OS flaw CVE-2026-0322 to its Known Exploited Vulnerabilities catalog on October 14, giving federal agencies until October 17 to act. The management-interface bug lets authenticated attackers run code as root; Palo Alto reports very limited exploitation.
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