CVE-2026-87119High 8.2mpp Tempo subscription key authorization is not bound to the issuing challenge, allowing a captured activation credential to be replayed0.6%
CVE-2026-89420High 7.1Session voucher adding no new funds is accepted without a charge in mpp, serving paid resources for free0.4%
CVE-2026-88255Medium 6.3mpp Tempo keys its pre-broadcast dedup reserve on the caller-supplied transaction encoding, so a re-encoded signed transaction reserves a second slot0.5%
CVE-2026-89186Medium 6.3mpp writes Payment-Receipt and Cache-Control before the wrapped application runs, letting a consumer's own Cache-Control expose paid responses to shared caches0.5%
CVE-2026-82750High 8.3Unbounded EIP-7702 authorization list in mpp Tempo fee-payer sponsorship inflates gas cost and sponsors account delegation0.5%
CVE-2026-82751High 8.3Unbounded key authorization in mpp Tempo fee-payer sponsorship inflates gas cost and sponsors access-key provisioning0.5%
CVE-2026-67581High 8.7On-chain transfer proof is not single-use in mpp EVM payment method, enabling cross-challenge replay0.6%
CVE-2026-73541High 8.3Tempo fee sponsorship in mpp bounds each transaction but not aggregate exposure, allowing concurrent sponsor-wallet drain0.6%
CVE-2026-73136High 8.2Static memo configuration in mpp Tempo disables per-challenge attribution binding, enabling third-party replay0.6%
CVE-2026-73829Medium 6.3Non-atomic hash-credential dedup in mpp Tempo allows replay of a confirmed payment under a concurrent race0.3%
CVE-2026-59252High 8.2Missing gas_limit validation in mpp Tempo fee-payer enables wallet drain0.5%
CVE-2026-59694High 8.3Unbounded access list in mpp Tempo fee-payer inflates gas cost per payment0.5%
CVE-2026-59695High 8.3Unbounded max_fee_per_gas in mpp Tempo fee-payer enables single-request wallet drain0.5%