Question 1

What is the EOL Risk Score for Bitcoin Core 31?

Accepted Answer

Bitcoin Core 31 has an EOL Risk Score™ of 25 out of 100, placing it in the Low risk band. The score is calculated from four factors: Time Out of Support (15/40), Attack Surface (10/30), CISA KEV Exposure (0/20), and Extended Support Availability (0/10).

Question 2

Is Bitcoin Core 31 still supported?

Accepted Answer

Bitcoin Core 31 is currently supported. End of life is scheduled for a future date. Plan your migration before that date to avoid security risk.

Question 3

When does Bitcoin Core 31 reach end of life?

Accepted Answer

The end of life date for Bitcoin Core 31 is not yet scheduled. Check the full Bitcoin Core version timeline at endoflife.ai/bitcoin-core.html for the latest information.

Question 4

What are the security risks of running Bitcoin Core 31 after end of life?

Accepted Answer

After end of life, Bitcoin Core 31 no longer receives security patches. Any newly discovered CVEs remain unpatched indefinitely. Organizations running EOL software also face compliance violations under SOC 2, PCI DSS, HIPAA, and ISO 27001, which require use of supported software versions.