Name: CVE-2026-8609: Uncontrolled Resource Consumption
Creator: Rapid7
Published: 2026-07-10T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2026-8609, CWE-400, CVSS 5.3, EPSS 0.00481

An unauthenticated attacker can repeatedly call Grafana's OAuth login route with unique values, causing unbounded memory growth that can eventually exhaust memory and crash the Grafana instance (denial of service).

CVSS Details

CVSS 3.1 Base Score: 5.3
CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Alpine Linux	—	Upgrade grafana	Jul 13, 2026	Jul 10, 2026
Redhat_linux	—	Upgrade grafana-debuginfoUpgrade grafana-selinuxUpgrade grafana-debugsourceUpgrade grafanaNo solution exists	Aug 14, 2026	Jul 10, 2026
Rocky_linux	—	Upgrade grafana-debugsourceUpgrade grafanaUpgrade grafana-selinuxUpgrade grafana-debuginfo	Aug 17, 2026	Aug 13, 2026

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CVSS Details

Covered by Rapid7

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