CVE-2026-65011
Graylog2 Server before commit 46a2eeb contains a missing per-entity permission check in the POST /events/definitions/{definitionId}/duplicate endpoint that all…
Impact
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.
Affected packages
This record carries no package version data, so it cannot be matched against a dependency list automatically. Read the advisory and compare your version by hand.
Weakness classification
References
- NVD record
- CVE.org record
- https://github.com/Graylog2/graylog2-server/commit/46a2eeba4cdbc1408ff4cbf7b466853a8acfb38d
- https://github.com/Graylog2/graylog2-server/issues/26590
- https://github.com/Graylog2/graylog2-server/pull/26706
- https://github.com/Graylog2/graylog2-server/pull/26718
- https://github.com/Graylog2/graylog2-server/pull/26719
- https://www.vulncheck.com/advisories/graylog2-server-missing-permission-check-on-event-definition-duplicate