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CVE Vulnerability Details :
CVE-2026-26314
PUBLISHED
More InfoOfficial Page
Assigner-GitHub_M
Assigner Org ID-a0819718-46f1-4df5-94e2-005712e83aaa
View Known Exploited Vulnerability (KEV) details
Published At-19 Feb, 2026 | 21:15
Updated At-20 Feb, 2026 | 15:42
Rejected At-
▼CVE Numbering Authority (CNA)
Go Ethereum affected by DoS via malicious p2p message

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.

Affected Products
Vendor
ethereum
Product
go-ethereum
Versions
Affected
  • < 1.16.9
Problem Types
TypeCWE IDDescription
CWECWE-20CWE-20: Improper Input Validation
Type: CWE
CWE ID: CWE-20
Description: CWE-20: Improper Input Validation
Metrics
VersionBase scoreBase severityVector
4.08.7HIGH
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
Version: 4.0
Base score: 8.7
Base severity: HIGH
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
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://github.com/ethereum/go-ethereum/security/advisories/GHSA-2gjw-fg97-vg3r
x_refsource_CONFIRM
https://github.com/ethereum/go-ethereum/commit/895a8597cb16c02203e38707ed2d1da5c500fe60
x_refsource_MISC
https://github.com/ethereum/go-ethereum/releases/tag/v1.16.9
x_refsource_MISC
Hyperlink: https://github.com/ethereum/go-ethereum/security/advisories/GHSA-2gjw-fg97-vg3r
Resource:
x_refsource_CONFIRM
Hyperlink: https://github.com/ethereum/go-ethereum/commit/895a8597cb16c02203e38707ed2d1da5c500fe60
Resource:
x_refsource_MISC
Hyperlink: https://github.com/ethereum/go-ethereum/releases/tag/v1.16.9
Resource:
x_refsource_MISC
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Details not found