CVE-2026-63080: Aptabase SQL Injection via ClickHouse query backend
Aptabase through commit 5a89368 contains a SQL injection vulnerability in the ClickHouse query backend that allows authenticated attackers to read event data across all tenants by injecting unsanitized filter parameters into Liquid SQL templates. Attackers can supply malicious values through EventName, CountryCode, OsName, DeviceModel, AppVersion, or SessionId parameters to inject a UNION ALL statement that bypasses the appid tenant isolation filter across thirteen of the fifteen stats API endpoints.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2026-63080?
CVE-2026-63080 has a medium severity rating of 6.5.
How do I fix CVE-2026-63080?
To fix CVE-2026-63080, ensure that parameters in the ClickHouse query backend are properly sanitized before use.
What type of vulnerability is CVE-2026-63080?
CVE-2026-63080 is classified as an SQL injection vulnerability.
Who can exploit CVE-2026-63080?
CVE-2026-63080 can be exploited by authenticated attackers who can inject unsanitized filter parameters.
What software is affected by CVE-2026-63080?
CVE-2026-63080 affects the Aptabase and ClickHouse software.