Golang
CVE-2026-22868
HIGH
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Primary rating from GitHub Advisory.
CVSS VectorGitHub Advisory
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Lifecycle Timeline
3DescriptionGitHub Advisory
go-ethereum (geth) is a golang execution layer implementation of the Ethereum protocol. A vulnerable node can be forced to shutdown/crash using a specially crafted message. This vulnerability is fixed in 1.16.8.
AnalysisAI
Go Ethereum (geth) nodes can be remotely crashed through maliciously crafted network messages, causing denial of service to affected network participants. An unauthenticated attacker on the network can exploit this vulnerability without user interaction to force vulnerable nodes offline. A patch is available in version 1.16.8 and later.
Technical ContextAI
Classified as CWE-20 (Improper Input Validation). Affects Go Ethereum. go-ethereum (geth) is a golang execution layer implementation of the Ethereum protocol. A vulnerable node can be forced to shutdown/crash using a specially crafted message. This vulnerability is fixed in 1.16.8.
RemediationAI
A vendor patch is available — apply it immediately. Fixed in version 1.16.8.. Restrict network access to the affected service where possible.
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Same weakness CWE-20 – Improper Input Validation
View allSame technique Denial Of Service
View allVendor StatusVendor
SUSE
Severity: HighShare
External POC / Exploit Code
Leaving vuln.today
GHSA-mq3p-rrmp-79jg