Stale-approval exposure on deprecated router

mETH Protocol's assessment for RD-F-168 — scored green on the v1.7.0 rubric. The evidence below is the curator's reasoning for this score.

Evidence summary #

No deprecated router contracts in mETH Protocol architecture. Staking uses direct stake/unstake flow (no router pattern). Prior implementation addresses in Staking proxy are logic-only — proxy contract is the approval target, not implementations. No user approvals to deprecated contracts identified.

Sources #

Docs
mETH Protocol smart contracts — no router patternmETH smart contracts page: no router contracts listed; direct staking pattern via Staking proxy 0xe3cBd06...retrieved 2026-05-16

Methodology #

Count the number of active user approvals (ERC-20 `allowance`) to deprecated router or protocol contracts.

See the full factor methodology and distribution across all protocols →

rubric_version v1.7.0 protocol meth-protocol factor RD-F-168 score green collected_at 2026-05-16 02:17:50