{"cve":"CVE-2018-15727","nvd":{"published":"2018-08-29T15:29:00.240","modified":"2026-06-17T01:43:00.627","status":"Modified","description":"Grafana 2.x, 3.x, and 4.x before 4.6.4 and 5.x before 5.2.3 allows authentication bypass because an attacker can generate a valid \"remember me\" cookie knowing only a username of an LDAP or OAuth user.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-287"],"references":["http://www.securityfocus.com/bid/105184","https://access.redhat.com/errata/RHSA-2018:3829","https://access.redhat.com/errata/RHSA-2019:0019","https://grafana.com/blog/2018/08/29/grafana-5.2.3-and-4.6.4-released-with-important-security-fix/","http://www.securityfocus.com/bid/105184"],"products":["grafana:grafana","redhat:ceph_storage"],"source":"nvd","synced_at":"2026-10-19T20:53:14.491561039+00:00"},"epss":{"cve":"CVE-2018-15727","score":0.64284,"percentile":0.99231,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-rgjg-66cx-5x9m","url":"https://osv.dev/vulnerability/GHSA-rgjg-66cx-5x9m","summary":"Grafana Authentication Bypass","modified":"2024-08-21T15:58:33.883991Z","packages":[{"ecosystem":"Go","name":"github.com/grafana/grafana","purl":"pkg:golang/github.com/grafana/grafana","ranges":["<4.6.4"],"fixed":["4.6.4"]},{"ecosystem":"Go","name":"github.com/grafana/grafana","purl":"pkg:golang/github.com/grafana/grafana","ranges":[">=5.0.0 <5.2.3"],"fixed":["5.2.3"]}]},{"id":"GO-2022-0707","url":"https://osv.dev/vulnerability/GO-2022-0707","summary":"Grafana Authentication Bypass in github.com/grafana/grafana","modified":"2026-03-03T04:50:48.209273Z","packages":[{"ecosystem":"Go","name":"github.com/grafana/grafana","purl":"pkg:golang/github.com/grafana/grafana","ranges":["<4.6.4+incompatible",">=5.0.0+incompatible <5.2.3+incompatible"],"fixed":["4.6.4+incompatible","5.2.3+incompatible"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}