CVE-2022-44797: Btcd Project Btcd

Critical severity, CVSS 9.8. EPSS: 1.3% chance of exploitation in the next 30 days.

btcd before 0.23.2, as used in Lightning Labs lnd before 0.15.2-beta and other Bitcoin-related products, mishandles witness size checking.

Affected products

• Btcd Project Btcd: before 0.23.2 (fixed in 0.23.2)

Published 2022-11-07. Last modified 2026-06-17.