Over 10,000 Fortinet Firewalls Vulnerable to 2FA Bypass Exploits

Over 10,000 Fortinet Firewalls Vulnerable to 2FA Bypass Exploits

First seen 7 Jan 2026, 20:32 UTC •BleepingcomputerLinkedinSdxcentralCybersecuritydiveCsoonline+1 •47.1

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More than 10,000 Fortinet firewalls remain exposed to a critical two-factor authentication bypass vulnerability (CVE-2020-12812) that has been actively exploited. This flaw, first disclosed in July 2020, continues to pose risks as many devices have not been patched, with ongoing attacks reported recently. Administrators are urged to apply updates to mitigate potential exploitation.

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