{"id":"CVE-2026-116818","aliases":[],"title":"OpenPanel before 3.0.0 Unauthenticated ClickHouse SQL Injection via /live/visitors WebSocket","description":"OpenPanel before 3.0.0 contains an unauthenticated ClickHouse sql injection vulnerability that allows remote attackers to inject SQL through the projectId parameter of the /live/visitors/:projectId WebSocket, which lacks session and project-access checks. Attackers can use UNION or boolean count oracles to read other tenants' events and profiles, and project members can similarly inject via the cohort.preview timeframe values.","severity":"high","score":8.8,"published":"2026-10-26T23:05:45.602Z","modified":"2026-10-27T14:15:35.476Z","withdrawn":false,"knownExploited":false,"affected":[],"references":["https://github.com/Openpanel-dev/openpanel/security/advisories/GHSA-8wr9-x797-f238","https://github.com/Openpanel-dev/openpanel/commit/35ddc8ebbcd4ed0767933de61f014f153d68442a","https://www.vulncheck.com/advisories/openpanel-before-3.0.0-unauthenticated-clickhouse-sql-injection-via-live-visitors-websocket"],"sources":[{"name":"CVE","id":"CVE-2026-116818","modified":"2026-10-27T14:15:35.476Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-116818"}],"assessments":[{"source":"CNA","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:L/SC:N/SI:N/SA:N","score":8.8},{"source":"CNA","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L","score":8.2}]}