CVE-2026-104426 - CERT CVE
ID CVE-2026-104426
Sažetak Zebra before 6.1.0 contains an inefficient algorithmic complexity vulnerability in remaining_transaction_value that clones the entire block-level spent-UTXO map per transaction during contextual verification. Attackers can mine or seed the mempool with roughly 26,000 minimal single-input transactions in one block, stalling every validating node for over 52 seconds.
Reference
CVSS
Base: 5.9
Impact: 3.6
Exploitability:2.2
Pristup
VektorSloženostAutentikacija
NETWORK HIGH NONE
Impact
PovjerljivostCjelovitostDostupnost
NONE NONE HIGH
CVSS vektor CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Zadnje važnije ažuriranje 02-10-2026 - 17:59
Objavljeno 02-10-2026 - 12:17