CVE-2026-65011 — Graylog2 Server Missing Permission Check on Event Definition Duplicate
Graylog2 Server before commit 46a2eeb contains a missing per-entity permission check in the POST /events/definitions/{definitionId}/duplicate endpoint that allows authenticated …
Published: 2026-07-22 · CVSS: 5.3 · CVSS 4.0
Graylog2 Server before commit 46a2eeb contains a missing per-entity permission check in the POST /events/definitions/{definitionId}/duplicate endpoint that allows authenticated users to clone any event definition. Attackers with the low-privilege eventdefinitions:create capability can read private event definitions including detection queries, aggregation thresholds, grouping fields, schedules, and notification bindings by duplicating them.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7