{"id":"CVE-2026-88858","published":"2026-10-28T17:18:45.967","lastModified":"2026-10-28T17:18:45.967","description":"A user with the Viewer role in Grafana can crash the server by submitting a crafted server-side math expression (uncontrolled recursion). A user with permission to provision alert rules can make the outage persist across restarts.","cvssScore":6.5,"cvssSeverity":"MEDIUM","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","cwes":["CWE-20","CWE-400","CWE-674"],"vendors":[],"products":[],"references":[{"url":"https://grafana.com/security/security-advisories/cve-2026-88858","tags":[]}],"exploitRefs":[],"hasPoc":false,"ai":null}