{"id":"CVE-2025-3454","url":"https://www.cyber-defence.io/tools/cve/CVE-2025-3454","generatedAt":"2026-10-28T00:52:39.187Z","title":"This vulnerability in Grafana's datasource proxy API allows authorization checks to be bypassed by adding an extra slash character in the URL path.","description":"This vulnerability in Grafana's datasource proxy API allows authorization checks to be bypassed by adding an extra slash character in the URL path.\n\nUsers with minimal permissions could gain unauthorized read access to GET endpoints in Alertmanager and Prometheus datasources.\n\nThe issue primarily affects datasources that implement route-specific permissions, including Alertmanager and certain Prometheus-based datasources.","published":"2025-06-02T11:15:22.000Z","lastModified":"2026-06-17T09:19:59.000Z","status":"Deferred","sourceIdentifier":"security@grafana.com","cvss":{"version":"3.1","score":5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N"},"cwe":["CWE-285"],"affected":[],"epss":{"score":0.00456,"percentile":0.39361,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.46%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://grafana.com/security/security-advisories/cve-2025-3454/","source":"security@grafana.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2025-3454","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}