CVE-2026-26313

HIGH

go-ethereum <1.17.0 - DoS

Title source: llm
STIX 2.1

Description

go-ethereum (geth) is a golang execution layer implementation of the Ethereum protocol. Prior to version 1.17.0, an attacker can cause high memory usage by sending a specially-crafted p2p message. The issue is resolved in the v1.17.0 release.

Scores

CVSS v3 7.5
EPSS 0.0003
EPSS Percentile 9.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-770
Status published
Products (2)
ethereum/go-ethereum 0 - 1.17.0Go
ethereum/go_ethereum < 1.17.0
Published Feb 19, 2026
Tracked Since Feb 20, 2026