CVE-2026-23984 Apache Superset: SQLLab Read-Only Bypass on PostgreSQL

What is CVE-2026-23984?

CVE-2026-23984 is a high-severity vulnerability in Apache Superset, published on 24 Feb 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

An Improper Input Validation vulnerability exists in Apache Superset that allows an authenticated user with SQLLab access to bypass the read-only verification check when using a PostgreSQL database connection. While the system effectively blocks standard Data Manipulation Language (DML) statements (e.g., INSERT, UPDATE, DELETE) on read-only connections, it fails to detect them in specially crafted SQL statements.

This issue affects Apache Superset: before 6.0.0.

Users are recommended to upgrade to version 6.0.0, which fixes the issue.

Weakness: CWE-863

Which versions are affected by CVE-2026-23984?

4 open source packages ship an affected version, including apache-superset and superset. It affects 1 product.

Products include Apache Superset.

How do I fix CVE-2026-23984?

Upgrade apache-superset to 6.0.0 or later.

Is CVE-2026-23984 being exploited?

There is no known exploitation of CVE-2026-23984 in the wild and no public exploit code.

Other vulnerabilities in Apache Superset

• CVE-2023-27524 Apache Superset Insecure Default Initialization of Resource Exploited High 8.9
• CVE-2022-27479 SQL injection vulnerability in chart data API Critical 9.8
• CVE-2018-8021 Deserialization of Untrusted Data in superset Critical 9.8
• CVE-2023-49657 Apache Superset: Stored XSS in Dashboard Title and Chart Title Critical 9.6
• CVE-2022-43719 Apache Superset: Cross Site Request Forgery (CSRF) on accept, request access API High 8.8

All Apache Superset vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as BIT-superset-2026-23984, ECHO-b5b5-f3a3-187c, GHSA-mwf2-qr4v-94h2, MINI-5qm2-7539-2r3f, PYSEC-2026-2376.