{"schema_version":"1.3.1","id":"GO-2026-4790","modified":"2026-04-07T14:58:41Z","published":"2026-04-07T14:58:41Z","aliases":["CVE-2026-26931","GHSA-5vrw-qjxw-89r5"],"summary":"Metricbeat Allocates Memory with Excessive Size Value Leading to Denial of Service in github.com/elastic/beats","details":"Metricbeat Allocates Memory with Excessive Size Value Leading to Denial of Service in github.com/elastic/beats","affected":[{"package":{"name":"github.com/elastic/beats","ecosystem":"Go"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"}]}],"ecosystem_specific":{}},{"package":{"name":"github.com/elastic/beats/v7","ecosystem":"Go"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"7.0.0-alpha2.0.20260112100137-de072c4e371e"}]}],"ecosystem_specific":{"imports":[{"path":"github.com/elastic/beats/v7/metricbeat/module/prometheus/remote_write","symbols":["MetricSet.handleFunc","MetricSetBuilder","defaultConfig"]},{"path":"github.com/elastic/beats/v7/x-pack/metricbeat/module/prometheus/remote_write","symbols":["init"]}]}}],"references":[{"type":"ADVISORY","url":"https://github.com/advisories/GHSA-5vrw-qjxw-89r5"},{"type":"FIX","url":"https://github.com/elastic/beats/commit/de072c4e371eafeb2a42d65b9ad513f666e4ffd7"},{"type":"WEB","url":"https://discuss.elastic.co/t/metricbeat-8-19-13-9-2-5-security-update-esa-2026-09/385532"}],"database_specific":{"url":"https://pkg.go.dev/vuln/GO-2026-4790","review_status":"REVIEWED"}}