Core Lightning warns attackers are targeting unpatched Bitcoin nodes

What happened

Node operators running version 26.06.7 or earlier were told to upgrade immediately. The team behind Core Lightning, an open-source node software for the Bitcoin Lightning Network, has urged operators running older versions to upgrade immediately after receiving reports of attackers targeting unpatched nodes.

“Urgent security update: If you’re running version 26.06.7 or earlier, please upgrade to the latest release as soon as possible,” the team said on Friday. Cointelegraph reached out to Core Lightning for comment.

It then released version 26.06.8 around six days later. Core Lightning did not specify which vulnerabilities attackers were targeting or the potential impact.

16, Core Lightning said it was investigating reports of a potential issue affecting experimental features in Core Lightning that could impact user funds. 22 update delivered bug fixes alongside patches for “vulnerabilities responsibly reported by a number of sources.” The release notes credit the Bitcoin Red Team and 12 other named individuals and groups, along with anonymous reporters.

Key facts

• 16, Core Lightning said it was investigating — reports: of a potential issue affecting experimental features in Core Lightning that could impact user funds