CVE-2026-26313

HIGH
2026-02-19 [email protected] GHSA-689v-6xwf-5jf3
7.5
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

Lifecycle Timeline

3
Patch Released
Mar 31, 2026 - 21:13 nvd
Patch available
Analysis Generated
Mar 12, 2026 - 22:03 vuln.today
CVE Published
Feb 19, 2026 - 21:18 nvd
HIGH 7.5

Tags

Golang Go Ethereum Suse

Description

go-ethereum (geth) is a golang execution layer implementation of the Ethereum protocol. Prior to version 1.17.0, an attacker can cause high memory usage by sending a specially-crafted p2p message. The issue is resolved in the v1.17.0 release.

Analysis

Go Ethereum versions up to 1.17.0 is affected by allocation of resources without limits or throttling (CVSS 7.5).

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Remediation

Within 24 hours: Inventory all systems running Go Ethereum versions up to 1.17.0 and assess exposure in production environments. Within 7 days: Implement network segmentation to restrict untrusted access to affected Ethereum nodes and enable resource monitoring/alerting for CPU and memory anomalies. …

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Priority Score

38
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +38
POC: 0

Vendor Status

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CVE-2026-26313 vulnerability details – vuln.today
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