CVE-2026-59252 Missing gas_limit validation in mpp Tempo fee-payer enables wallet drain

Improper Validation of Specified Quantity in Input in ZenHive mpp allows an unauthenticated remote client to drain the fee-payer wallet, resulting in denial of service for legitimate clients. When the mpp Elixir library is configured as fee payer feepayer: true, the MPP.Methods.Tempo payment meth...