Bitcoin Core Discloses High-Severity Security Bug That Could Halt Mining Nodes

Bitcoin Core Discloses High-Severity Security Bug That Could Halt Mining Nodes

Bitcoin Core disclosed three security vulnerabilities on Nov. 10, 2026, including a high-severity defect capable of disrupting mining operations and two additional weaknesses affecting block processing and Tor connections. Although developers patched the problems in October 2025, their technical details remained confidential until now. How Could a Bitcoin Core Bug Bring Mining Operations to a […]

Could a Bitcoin Core bug have disrupted Bitcoin mining?

Bitcoin Core developers disclosed three patched vulnerabilities in software used by most Bitcoin nodes, including a high-severity Bitcoin Core bug that could interfere with mining activity. The most serious issue affected block template creation, the process miners use to assemble new blocks. In the advisory, developers said a chain reorganization could incorrectly evict some transactions… The post Could a Bitcoin Core bug have disrupted Bitcoin…

A High-Severity Bug Could Have Stalled Bitcoin Mining—Bitcoin Core Has a Fix

Three bugs—spanning denial-of-service and privacy issues rather than coin theft—have all been patched, with the most serious capable of halting a miner’s ability to build new blocks.

Bitcoin Core discloses three security bugs affecting nodes

Bitcoin Core disclosed three fixed vulnerabilities, including a high-severity miner bug and a Tor whitelisting flaw hitting thousands of nodes.

Bitcoin Core Breaks Silence on Three Patched Security Vulnerabilities

Bitcoin Core developers have broken their silence on three previously patched security vulnerabilities, including a high-severity flaw that could potentially prevent miners from producing new Bitcoin blocks.