TrueUSD (TUSD) Smart Contract Risk
Upgradeable Proxy Token
⚡ MEDIUM severityVulnerability
TUSD is an upgradeable proxy token with blocklist functionality. The implementation can change at any time, and addresses can be blocked from transfers.
Related: Proxy Storage Collision
Safe integration
Handle potential transfer failures gracefully. Use try/catch and monitor for proxy upgrades.
Contract addresses
| Chain | Address |
|---|---|
| Ethereum | 0x0000000000085d4780b73119b644ae5ecd22b376 |
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Chain & standard security guides
What this contract permits today
Read live from Ethereum on 2026-10-14. This is a different question from the integration risk above: not how to call the token safely, but what the holders of its keys are able to do to the people holding it.
| Question | Answer |
|---|---|
| Can new tokens be created? | Yes |
| Can transfers be blocked? | Yes |
| Is there a trading tax? | No |
| Can the logic be replaced? | Yes |
| Can liquidity be withdrawn? | Yes |
The permissions above rest with 0x0000000000075EfBeE23fe2de1bd0b7690883cc9, itself a contract, which may be a multisig or a timelock. Whether that is acceptable depends on who holds it.