CVE-2026-26314 | THREATINT

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.

PUBLISHED Reserved 2026-02-13 | Published 2026-02-19 | Updated 2026-02-20 | Assigner GitHub_M

HIGH: 8.7CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Problem types

CWE-20: Improper Input Validation

Product status

< 1.16.9

affected

References

github.com/...hereum/security/advisories/GHSA-2gjw-fg97-vg3r

github.com/...ommit/895a8597cb16c02203e38707ed2d1da5c500fe60

github.com/ethereum/go-ethereum/releases/tag/v1.16.9

cve.org (CVE-2026-26314)

nvd.nist.gov (CVE-2026-26314)

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