CVE-2026-116818 OpenPanel before 3.0.0 Unauthenticated ClickHouse SQL Injection via /live/visitors WebSocket
- Exploited in the wild
- Not known
- Fix
- None listed
What is CVE-2026-116818?
CVE-2026-116818 is a high-severity vulnerability in Openpanel-dev openpanel, published on 26 Oct 2026.
Official 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.
Weakness: CWE-89
Which versions are affected by CVE-2026-116818?
How do I fix CVE-2026-116818?
No fix has been published for CVE-2026-116818 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-116818 being exploited?
There is no known exploitation of CVE-2026-116818 in the wild and no public exploit code.
Sources
Also known as GHSA-8wr9-x797-f238, GHSA-wfxj-g749-hqjv.