CVE-2026-23969 Apache Superset: Exposure of Sensitive Information via Incomplete ClickHouse Function Filtering

Apache Superset utilizes a configurable dictionary, DISALLOWEDSQLFUNCTIONS, to restrict the execution of potentially sensitive SQL functions within SQL Lab and charts. While this feature included restrictions for engines like PostgreSQL, a vulnerability was reported where the default list for the...

CVE-2026-23969

Apache Superset prior to 4.1.2 is affected by CVE-2026-23969 due to an incomplete default DISALLOWED_SQL_FUNCTIONS list for the ClickHouse engine, which can lead to exposure of sensitive information in SQL Lab and charts. The vulnerability’s impact is described with a CVSS 4.0 base score of 5.3 (...