{"id":"CVE-2026-26313","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-26313","generatedAt":"2026-10-28T05:44:03.486Z","title":"go-ethereum (geth) is a golang execution layer implementation of the Ethereum protocol.","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.","published":"2026-02-19T21:18:32.000Z","lastModified":"2026-06-17T10:26:04.000Z","status":"Analyzed","sourceIdentifier":"security-advisories@github.com","cvss":{"version":"4.0","score":6.9,"severity":"MEDIUM","vector":"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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-770"],"affected":["ethereum/go ethereum"],"epss":{"score":0.00651,"percentile":0.50995,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.65%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://github.com/ethereum/go-ethereum/releases/tag/v1.17.0","tags":["Release Notes"],"source":"security-advisories@github.com"},{"url":"https://github.com/ethereum/go-ethereum/security/advisories/GHSA-689v-6xwf-5jf3","tags":["Vendor Advisory"],"source":"security-advisories@github.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-26313","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}