{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-26313","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2026-02-13T16:27:51.807Z","datePublished":"2026-02-19T21:07:37.943Z","dateUpdated":"2026-02-20T19:53:54.846Z"},"containers":{"cna":{"title":"Go Ethereum affected by DoS via malicious p2p message","problemTypes":[{"descriptions":[{"cweId":"CWE-770","lang":"en","description":"CWE-770: Allocation of Resources Without Limits or Throttling","type":"CWE"}]}],"metrics":[{"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"LOW","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":6.9,"baseSeverity":"MEDIUM","vectorString":"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","version":"4.0"}}],"references":[{"name":"https://github.com/ethereum/go-ethereum/security/advisories/GHSA-689v-6xwf-5jf3","tags":["x_refsource_CONFIRM"],"url":"https://github.com/ethereum/go-ethereum/security/advisories/GHSA-689v-6xwf-5jf3"},{"name":"https://github.com/ethereum/go-ethereum/releases/tag/v1.17.0","tags":["x_refsource_MISC"],"url":"https://github.com/ethereum/go-ethereum/releases/tag/v1.17.0"}],"affected":[{"vendor":"ethereum","product":"go-ethereum","versions":[{"version":"< 1.17.0","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2026-02-19T21:07:37.943Z"},"descriptions":[{"lang":"en","value":"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":{"advisory":"GHSA-689v-6xwf-5jf3","discovery":"UNKNOWN"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-02-20T19:51:54.100199Z","id":"CVE-2026-26313","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-02-20T19:53:54.846Z"}}]}}