CVE-2026-8609

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CVSS 3.1

7.5 high

EPSS

<1%p33

Published

Jul 10, 2026 (Jul 10, 2026)

Modified

Jul 13, 2026

Description

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).

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

NVD CVE.org GitHub PoCs EPSS (0.4%)

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