The recent security incident on the bridge of
#Bitcoin de Symbiosis caused a huge stir in the crypto ecosystem.
The origin of the exploit
On September 11, 2026, an attacker detected a critical vulnerability in the smart contract tracBridgeV2 that manages Bitcoin routing on Symbiosis. By exploiting this logic flaw, the hacker managed to manipulate the system with an insignificant transaction and mint an astronomical amount of syBTC (the synthetic version of Bitcoin in the protocol) without any backing.