{"id":"CVE-2021-27358","aliases":["BIT-grafana-2021-27358","GHSA-h5rh-w6vm-9ghc"],"url":"https://o3.security/vulnerability/CVE-2021-27358","summary":"Denial of service in Grafana","details":"The snapshot feature in Grafana before 7.4.2 can allow an unauthenticated remote attackers to trigger a Denial of Service via a remote API call if a commonly used configuration is set.\n### Specific Go Packages Affected\ngithub.com/grafana/grafana/pkg/middleware","published":"2021-03-18T20:15:13.253Z","modified":"2026-10-20T10:54:35.100539970Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"epss":{"score":0.83042,"percentile":0.9966,"asOf":"2026-08-23"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Go","name":"github.com/grafana/grafana","fixedVersion":"7.4.2"}],"fix":{"url":"https://github.com/grafana/grafana/pull/31263","label":"grafana/grafana#31263"},"references":[{"type":"ADVISORY","url":"https://github.com/grafana/grafana/blob/master/CHANGELOG.md"},{"type":"ADVISORY","url":"https://github.com/grafana/grafana/blob/master/CHANGELOG.md#742-2021-02-17"},{"type":"ADVISORY","url":"https://grafana.com/docs/grafana/latest/release-notes/release-notes-7-4-2/"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20210513-0007/"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-27358"},{"type":"WEB","url":"https://github.com/grafana/grafana/pull/31263"},{"type":"WEB","url":"https://grafana.com/docs/grafana/latest/release-notes/release-notes-7-4-2"},{"type":"WEB","url":"https://security.netapp.com/advisory/ntap-20210513-0007"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-10-20T10:54:35.100539970Z"}}