Eclair has released its second security update in five days, addressing Lightning Network bugs that could allow peers to steal funds. According to TheDefiant, node operators can apply the upgrade without closing channels, which reduces operational disruption during the patching process. Even so, Eclair itself still needs to be stopped and restarted as part of the upgrade. The available source text does not provide technical details on the bugs, affected versions, or the exact attack path. The article metadata also tags the story under Lightning Network and BugExploits. The report was published by TheDefiant on Oct. 21, 2026.
Eclair has released a second security update in five days to patch Lightning Network bugs that could let peers steal funds.
According to TheDefiant, node operators can upgrade without closing channels, although Eclair must still be stopped and restarted during the process.
Second security release in five days
The update is described as Eclair’s second security release within five days. The source text does not include added technical detail about the bugs or specify which versions are affected.
Upgrade process
The available summary says operators do not need to close channels to apply the fix, but they do need to stop and restart Eclair.
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