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filament/filament: Recovery Code Reuse via Concurrent Submission

A flaw in the handling of recovery codes for app-based multi-factor authentication allows the same recovery code to be reused via concurrent submission, enablin

26 Jun 2026Read 1 minSeverity: act now

What changed

A flaw in the handling of recovery codes for app-based multi-factor authentication allows the same recovery code to be reused via concurrent submission, enabling multiple authenticated sessions per recovery code.

Who it affects

Users of filament/filament with app-based MFA and recovery codes enabled.

What to do today

Update to the latest patched version of filament/filament as soon as possible.

The trail
Collected Audited Written Published