Community curated by people like you

Core stories

Oct 31, 2026

b14g Bitcoin staking protocol loses $1.47 million in exploit

Bitcoin staking platform b14g suffered a $1.47 million exploit on October 31, losing approximately 97 million CORE tokens through zero-token withdrawal vulnerability. The protocol paused contracts and says staked BTC was unaffected.

Oct 31, 2026·2 sources

00

Top claims

▪Exchange partners froze approximately 9 million stolen CORE tokens linked to the b14g exploit attacker following the October 31, 2026 exploit of b14g
▪The attacker behind the October 31, 2026 b14g exploit exploited b14g by submitting 99 zero-value withdrawal requests against unfunded staking positions, which Core's staking contract interpreted as instructions to withdraw entire balances
▪Blockchain analytics firm Bitquery reported that the $1.47 million b14g exploit occurred at 09:29 UTC on October 31, 2026, draining 91 staking positions in a single transaction

Topics

Smart contract vulnerabilities Crypto hacks Bitcoin Input validation flaw DeFi exploits Mining & Staking DeFi Crypto security

Related entities