CVE-2026-107509

medium

Description

A user with the Viewer role can make Grafana allocate an unbounded amount of memory, and crash it, with a single SQL Expression query that casts a value to a very large BINARY length (memory allocation with excessive size value).

References

https://grafana.com/security/security-advisories/cve-2026-107509

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-123540

Details

Source: Mitre, NVD

Published: 2026-11-11

Updated: 2026-11-12

Risk Information

CVSS v2

Base Score: 6.8

Vector: CVSS2#AV:N/AC:L/Au:S/C:N/I:N/A:C

Severity: Medium

CVSS v3

Base Score: 6.5

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H