CVE-2026-22862
High
Description
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.
SeverityHigh
CVSS7.5
Exploit probability—
ProductGo Ethereum
PublishedJan 13, 2026
First seenJan 13, 2026
Weakness typeCWE-20Improper input validation
How to fix
Update
- ethereum go_ethereum1.16.8 or later
- github.com/ethereum/go-ethereum1.16.8 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| ethereum go_ethereum | v < 1.16.8 | 1.16.8 |
| github.com/ethereum/go-ethereumGo | v < 1.16.8 | 1.16.8 |
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