CVE-2026-23969 describes an incomplete restriction bypass vulnerability in Apache Superset versions prior to 4.1.2. The issue stems from an insufficient default list of disallowed SQL functions for the ClickHouse engine, allowing authenticated attackers to execute potentially sensitive SQL functions within SQL Lab and charts. With a CVSS score of 6.5 (Medium), this vulnerability has a network attack vector, low attack complexity, and could lead to high confidentiality impact. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 0.0.0, < 4.1.2CPE match | cpe:2.3:a:apache:superset:*:*:*:*:*:*:*:* | ||
< 4.1.2CPE matchmatch criteria | cpe:2.3:a:apache:superset:*:*:*:*:*:*:*:* |
CVSS version used by this source: 4.0
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Apache Superset: Incomplete DISALLOWED_SQL_FUNCTIONS default list for ClickHouse engine
Feb 24, 2026CVE-2026-23969: Apache Superset: Exposure of Sensitive Information via Incomplete ClickHouse Function Filtering
Feb 24, 2026