{"schema_version":"1.9.0","id":"GHSA-689v-6xwf-5jf3","published":"2026-02-18T22:34:49Z","modified":"2026-02-28T06:26:25.973770Z","aliases":["CVE-2026-26313","GO-2026-4508"],"summary":"Go Ethereum affected by DoS via malicious p2p message","details":"### Impact\n\nAn attacker can cause high memory usage by sending a specially-crafted p2p message.\nMore details to be released later.\n\n### Patches\n\nThe issue is resolved in the v1.17.0 release. \n\n### Credit\n\nThis issue was reported to the Ethereum Foundation Bug Bounty Program by @revofusion","affected":[{"package":{"name":"github.com/ethereum/go-ethereum","ecosystem":"Go","purl":"pkg:golang/github.com/ethereum/go-ethereum"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.17.0"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/02/GHSA-689v-6xwf-5jf3/GHSA-689v-6xwf-5jf3.json"}}],"references":[{"type":"WEB","url":"https://github.com/ethereum/go-ethereum/security/advisories/GHSA-689v-6xwf-5jf3"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-26313"},{"type":"PACKAGE","url":"https://github.com/ethereum/go-ethereum"},{"type":"WEB","url":"https://github.com/ethereum/go-ethereum/releases/tag/v1.17.0"},{"type":"WEB","url":"https://pkg.go.dev/vuln/GO-2026-4508"}],"database_specific":{"cwe_ids":["CWE-770"],"github_reviewed":true,"github_reviewed_at":"2026-02-18T22:34:49Z","nvd_published_at":"2026-02-19T21:18:31Z","severity":"MODERATE"},"severity":[{"type":"CVSS_V4","score":"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"}]}