CVE-2026-88858
Medium · 6.5CVSS
6.5
EPSS
0.3%
Published
Oct 28, 2026
CISA due date
—
The record
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.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|
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