CVE-2026-26314

EUVD-2026-8437
go-ethereum (geth) is a golang execution layer implementation of the Ethereum protocol. Prior to version 1.16.9, a vulnerable node can be forced to shutdown/crash using a specially crafted message. The problem is resolved in the v1.16.9 and v1.17.0 releases of Geth.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Affected Products (NVD)
VendorProductVersion
ethereumgo_ethereum
𝑥
< 1.16.9
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/ethereum/go-ethereum/commit/895a8597cb16c02203e38707ed2d1da5c500fe60
https://github.com/ethereum/go-ethereum/releases/tag/v1.16.9
https://github.com/ethereum/go-ethereum/security/advisories/GHSA-2gjw-fg97-vg3r