CVE-2026-26315 Go Ethereum Improperly Validates the ECIES Public Key in RLPx Handshake

go-ethereum Geth is a golang execution layer implementation of the Ethereum protocol. Prior to version 1.16.9, through a flaw in the ECIES cryptography implementation, an attacker may be able to extract bits of the p2p node key. The issue is resolved in the v1.16.9 and v1.17.0 releases of Geth...

PT-2026-20349

Name of the Vulnerable Software and Affected Versions go-ethereum Geth versions prior to 1.16.9 go-ethereum Geth version 1.17.0 Description A flaw exists in the ECIES cryptography implementation within go-ethereum Geth that could allow an attacker to extract bits of the p2p node key. The issue is...