ZeroHour

CVE-2026-33378

CVSS 3.1
6.5 medium
EPSS
<1%p26
Published
()
Modified
Description

Using the $__timeGroup macro, one can achieve an OOM by overloading the server. This requires a SQL datasource. If the server is set up to auto-restart, the impact is minimal or non-existent, as the attack can take upwards of half an hour to crash the server.

Vendors
grafana
Products
grafana
Weakness
CWE-400
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

In the news

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