CVE-2026-8609

mediumCVSS 5.3covered by 1 sourcefirst seen 2026-07-10

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).

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Advisory coverage (1)

mediumCVE-2026-8609: An unauthenticated attacker can repeatedly call Grafana's OAuth login route with unique values,…nvd · 2026-07-10

External references

NVD record for CVE-2026-8609

CVE.org record

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