CVE-2026-22862
Unknown Unknown - Not Provided
Denial of Service in go-ethereum (geth) via Crafted Message

Publication date: 2026-01-13

Last updated on: 2026-01-13

Assigner: GitHub, Inc.

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.
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Meta Information
Published
2026-01-13
Last Modified
2026-01-13
Generated
2026-06-16
AI Q&A
2026-01-14
EPSS Evaluated
2026-06-14
NVD
CVE-2026-22862
Affected Vendors & Products
Showing 2 associated CPEs
Vendor Product Version / Range
ethereum go-ethereum to 1.16.8 (exc)
ethereum go-ethereum to 1.16.7 (inc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-20 The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
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Executive Summary

This vulnerability in go-ethereum (geth) allows a malicious actor to force a vulnerable node to shutdown or crash by sending a specially crafted message. It affects the execution layer implementation of the Ethereum protocol and is fixed in version 1.16.8.

Impact Analysis

The vulnerability can cause a node running the affected go-ethereum software to unexpectedly shutdown or crash, potentially disrupting Ethereum network operations, causing denial of service, and impacting availability of services relying on the node.

Mitigation Strategies

Upgrade the go-ethereum (geth) software to version 1.16.8 or later, as this version contains the fix for the vulnerability that allows a node to be forced to shutdown or crash by a specially crafted message.

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