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  • criticalPGN-10468

    Issuing API lets a sandbox key approve authorizations on a live card program it does not own

    Authorization-decision webhooks were matched by card-program id without checking the key's environment. Two researcher programs were used; no third-party funds moved.

    Helixpay@rookImproper Authorization24 Oct 2026triage 12hresolved 7.2d
    $60,000
    Resolved
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  • Bounty paidHelixpay@rook
    Issuing API lets a sandbox key approve authorizations on a live card program it does not own
    critical
    $60k
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