UPDATE: Tether freezes 4.5M USDT after $46.3M Mercado Bitcoin exploit
CIE News ·
Update to UPDATE: Mercado Bitcoin pauses deposits and withdrawals following $46M hack
Based on reporting by The Block; not yet independently confirmed.
Tether has frozen over 4.5 million USDT linked to the Mercado Bitcoin exploit, as details emerge that attackers drained $46.3 million across 10 blockchains.
Tether has blacklisted and frozen over 4.5 million USDT tied to addresses involved in the Mercado Bitcoin exploit. As previously reported, the Brazilian crypto exchange halted deposits and withdrawals on November 2, 2026, following a security breach that is now confirmed to total $46.3 million in drained assets.
The breach occurred after attackers targeted legacy deposit addresses across 10 blockchain networks. Mercado Bitcoin confirmed the incident and stated that the breach has been contained, adding that customer funds and internal user data remain uncompromised.
Wallets associated with the exchange were observed moving funds after transactions were suspended, according to Cointelegraph. The exchange continues to keep platform deposits and withdrawals paused.
Key facts
- $46.3M stolen
- 4.5M USDT frozen
- 10 blockchains targeted
- Withdrawals suspended
Read the original at The Block