CVE-2026-26313

HIGH

7.5

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.

CVE Details

CVSS v3.1 Score7.5

SeverityHIGH

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published2/19/2026

Last Modified2/23/2026

Sourcenvd

Honeypot Sightings0

Affected Products

ethereum:go_ethereum

Weaknesses (CWE)

CWE-770

References

https://github.com/ethereum/go-ethereum/releases/tag/v1.17.0(security-advisories@github.com)

https://github.com/ethereum/go-ethereum/security/advisories/GHSA-689v-6xwf-5jf3(security-advisories@github.com)

IOC Correlations

No correlations recorded

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