CVE-2023-42319: Ethereum Go Ethereum

High severity, CVSS 7.5. EPSS: 0.9% chance of exploitation in the next 30 days.

Geth (aka go-ethereum) through 1.13.4, when --http --graphql is used, allows remote attackers to cause a denial of service (memory consumption and daemon hang) via a crafted GraphQL query. NOTE: the vendor's position is that the "graphql endpoint [is not] designed to withstand attacks by hostile clients, nor handle huge amounts of clients/traffic.

Affected products

• Ethereum Go Ethereum: up to and including 1.13.4

Published 2023-10-18. Last modified 2026-06-17.