TAC - Rekt
An attacker drained approximately $7.5M worth of TAC from its bonded-token pool using a Cosmos EVM underflow bug that also affected MANTRA. TAC halted operations four hours after the exploit, but funds had already been bridged out. Cosmos Labs was aware of the bug since April.
- Estimated loss
- $7,500,000
- Protocols
- TAC, MANTRA
- Chains
- Cosmos EVM
- Confidence
- High
- First seen
- 1 Sep 2026, 15:00 UTC