CVE-2026-23969

Apache Superset: Exposure of Sensitive Information via Incomplete ClickHouse Function Filtering

Published Feb 24, 2026 CVSS 4.0 · 5.3 Medium EPSS < 1% KEV · Not listed
Description
Apache Superset utilizes a configurable dictionary, DISALLOWED_SQL_FUNCTIONS, 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 ClickHouse engine was incomplete.

This issue affects Apache Superset: before 4.1.2.

Users are recommended to upgrade to version 4.1.2, which fixes the issue.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-48m2-v2r8-h23m Apache Superset: Incomplete DISALLOWED_SQL_FUNCTIONS default list for ClickHouse engine
History
Type Values Removed Values Added
CPEs cpe:2.3:a:apache:superset:*:*:*:*:*:*:*:*
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N'}

Type Values Removed Values Added
First Time appeared Apache
Apache superset
Vendors & Products Apache
Apache superset
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Apache Superset utilizes a configurable dictionary, DISALLOWED_SQL_FUNCTIONS, 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 ClickHouse engine was incomplete. This issue affects Apache Superset: before 4.1.2. Users are recommended to upgrade to version 4.1.2, which fixes the issue.
Title Apache Superset: Exposure of Sensitive Information via Incomplete ClickHouse Function Filtering
Weaknesses CWE-89
References
Metrics cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
apache
Published
Updated
Feb 24, 2026, 6:19 PM
Reserved
Jan 19, 2026, 4:07 PM
Status
Analyzed
Published
Feb 24, 2026, 2:16 PM
Modified
Jun 17, 2026, 10:22 AM