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CVE-2026-33382

CVE-2026-33382 · Denial of service via unbounded request body size

This page contains facts from public vulnerability sources. Check the original advisory before updating.

Several Grafana API endpoints, some of them unauthenticated, do not limit the size of the request body before processing it. An attacker can send very large payloads that force excessive memory allocation, potentially exhausting memory and causing a denial of service.

CVSS 7.5 · High · EPSS 0.4%

Published
Updated

Stack: applications

Affected products and versions

  • grafana

    Versions
    • ≥ 11.6.0, ≤ 11.6.14: Affected (semver)
    • ≥ 12.2.0, ≤ 12.2.8: Affected (semver)
    • ≥ 12.3.0, ≤ 12.3.6: Affected (semver)
    • ≥ 12.4.0, ≤ 12.4.3: Affected (semver)
    • ≥ 13.0.0, ≤ 13.0.1: Affected (semver)

    No fix published

Original sources

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