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CVE-2026-8609

7.5 high SSVC exploitation: none Analyzed
NVD · CVE.org

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).

Fix

Patch, vendor advisory and mitigation references on NVD 1

Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.

Change history 1

  1. First seenCVSS 7.5 · grafanaNVD modified 2026-10-25 15:10

Affected (CPE criteria) 1

  • cpe:2.3:a:grafana:grafana:*:*:*:*:-:*:*:*

References 1