CVE-2026-26313— Go Ethereum affected by DoS via malicious p2p message
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I. Basic Information for CVE-2026-26313
Vulnerability Information
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Vulnerability Title
Go Ethereum affected by DoS via malicious p2p message
Source: NVD (National Vulnerability Database)
Vulnerability 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.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
不加限制或调节的资源分配
Source: NVD (National Vulnerability Database)
Vulnerability Title
go-ethereum 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
go-ethereum是ethereum开源的一个以太坊协议库。 go-ethereum 1.17.0之前版本存在安全漏洞，该漏洞源于攻击者可通过发送特制的p2p消息导致高内存使用率。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| ethereum | go-ethereum | < 1.17.0 | - |
II. Public POCs for CVE-2026-26313
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · ethereum · 2026-02-19 · 3 CVEs total
| CVE-2026-26315 | Go Ethereum Improperly Validates the ECIES Public Key in RLPx Handshake | |
| CVE-2026-26314 | Go Ethereum affected by DoS via malicious p2p message |
IV. Related Vulnerabilities
Same product: go-ethereum
- CVE-2026-26315
Go Ethereum Improperly Validates the ECIES Public Key in RLP - CVE-2026-26314
Go Ethereum affected by DoS via malicious p2p message - CVE-2026-22868
go-ethereum has a DoS via malicious p2p message - CVE-2026-22862
go-ethereum has a DoS via malicious p2p message - CVE-2025-24883
go-ethereum has a DoS via malicious p2p message
Same vendor: ethereum
- CVE-2026-40072
web3.py affected by SSRF via CCIP Read (EIP-3668) OffchainLo - CVE-2026-26315
Go Ethereum Improperly Validates the ECIES Public Key in RLP - CVE-2026-26314
Go Ethereum affected by DoS via malicious p2p message - CVE-2026-22868
go-ethereum has a DoS via malicious p2p message - CVE-2026-22862
go-ethereum has a DoS via malicious p2p message
Same weakness: CWE-770
- CVE-2026-42294
Argo Workflows: Unauthenticated Memory Exhaustion (DoS) in W - CVE-2026-42189
Russh: Pre-auth DoS via unbounded allocation in keyboard-int - CVE-2026-42793
Atom table exhaustion via attacker-controlled GraphQL SDL na - CVE-2026-44499
ZEBRA: Permanent Block Discovery Halt via Gossip Queue Satur - CVE-2026-44500
ZEBRA: Allocation Amplification in Inbound Network Deseriali
V. Comments for CVE-2026-26313
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