cve.bz

CVE-2026-26313

6.9 mediumEPSS 0.7%

Medium (6.9) in ethereum go ethereum. EPSS 0.7% chance of exploitation in the next 30 days. Fixed in github.com/ethereum/go-ethereum 1.17.0.

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.

Severity

CVSS 4.0

6.9 medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

CVSS 3.1

7.5 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
0.7% chance of exploitation in the next 30 days; higher than 51% of CVEs (scores of 2026-10-31)
CWE
CWE-770
Published
Modified
Record from
the NVD, synced

Affected

Packages (OSV)

AdvisoryEcosystemPackageAffectedFixed in
GHSA-689v-6xwf-5jf3Gogithub.com/ethereum/go-ethereum<1.17.01.17.0
GO-2026-4508Gogithub.com/ethereum/go-ethereum<1.17.01.17.0

References

Check your stackJSON