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.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00039.

Exploitation none

Automatable yes

Technical Impact partial

Affected Vendors & Products

Vendors Products
Ethereum Subscribe
Go Ethereum Subscribe

No data.

No data.

OpenCVE Enrichment is a feature of OpenCVE that uses AI to automatically link vendors and products to CVEs. Learn more on GitHub.

Vendors Products
Ethereum Subscribe
Go Ethereum Subscribe
Advisories
Source ID Title
Github GHSA Github GHSA GHSA-2gjw-fg97-vg3r Go Ethereum affected by DoS via malicious p2p message
Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/ethereum/go-ethereum/commit/895a8597cb16c02203e38707ed2d1da5c500fe60 cve-icon cve-icon
https://github.com/ethereum/go-ethereum/releases/tag/v1.16.9 cve-icon cve-icon
https://github.com/ethereum/go-ethereum/security/advisories/GHSA-2gjw-fg97-vg3r cve-icon cve-icon
History

Fri, 20 Feb 2026 16:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Fri, 20 Feb 2026 10:15:00 +0000

Type Values Removed Values Added
First Time appeared Ethereum
Ethereum go Ethereum
Vendors & Products Ethereum
Ethereum go Ethereum

Thu, 19 Feb 2026 21:30:00 +0000

Type Values Removed Values Added
Description 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.
Title Go Ethereum affected by DoS via malicious p2p message
Weaknesses CWE-20
References
Metrics cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-02-20T15:42:28.197Z

Reserved: 2026-02-13T16:27:51.807Z

Link: CVE-2026-26314

cve-icon Vulnrichment

Updated: 2026-02-20T15:32:20.431Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-02-19T22:16:46.813

Modified: 2026-02-20T13:49:47.623

Link: CVE-2026-26314

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-02-20T09:53:54Z

Weaknesses