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.
History

Mon, 23 Feb 2026 18:45:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:ethereum:go_ethereum:*:*:*:*:*:*:*:*
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}


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'}


cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published: 2026-02-19T21:15:11.752Z

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 : Analyzed

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

Modified: 2026-02-23T18:32:26.913

Link: CVE-2026-26314

cve-icon Redhat

No data.