Allbridge Freezes Cross-Chain Bridge Following Security Breach
Flash loan attack results in $1.65M loss, liquidity providers warned.
1Security Breach and Swift Response
Allbridge Core lost $1.65M due to a flash loan exploit, prompting protocol suspension during investigation. Attackers manipulated stablecoin pools on Solana to create arbitrage opportunities before moving funds to Ethereum.
2Attack Mechanism
The attacker obtained a $1.12M flash loan from Kamino on Solana, then rapidly swapped USDT/USDC to distort pool ratios. This enabled advantageous asset purchases and immediate resales within the same transaction.
3Cross-Chain Fund Movement
Stolen funds were traced from Solana to Ethereum—a common obfuscation tactic. Blockchain analysts PeckShield and CertiK detected anomalous transactions shortly after the incident.
4Urgent Liquidity Provider Alert
Allbridge advised LPs to withdraw from affected pools. The protocol publicly requested traders who profited from temporary arbitrage to voluntarily return gains, promising redistribution to victims.
5Inherent Flash Loan Risks
Uncollateralized flash loans enable instant access to large liquidity within single transactions. This incident demonstrates how even well-audited protocols remain vulnerable to extreme market condition exploits.
6Ongoing Bridge Security Concerns
Cross-chain bridges remain among DeFi's most vulnerable points. The Allbridge case reiterates how quickly flash loan attacks can destabilize liquidity pools, highlighting persistent industry-wide security challenges.
Original article: CryptoNinjas — Allbridge Çapraz Zincir Köprüsünü Güvenlik İhlali Sonrası Dondurdu