ChainCatcher reported that, according to monitoring by Olaoluwa Osuntokun, the chief technology officer of Lightning Labs urged all users of lnd, btcd, tapd and litd to update their binaries or rebuild with Go 1.27.3 because of CVE-2026-111943. The issue is tied to a compromised certificate authority and may affect the security of the related software. The notice was framed as a strong recommendation for affected users to take action. No additional technical details or impact figures were provided in the source text.
According to ChainCatcher, and based on monitoring by Olaoluwa Osuntokun, the chief technology officer of Lightning Labs said users of lnd, btcd, tapd and litd are strongly advised to update their binaries or rebuild with Go 1.27.3 due to CVE-2026-111943.
The vulnerability involves a compromised certificate authority and may affect the security of the related software.
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