CVE-2021-32609: XSS vulnerability on Explore page

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-10-18 · updated 2026-06-17
Weakness: CWE-79

Description

Apache Superset up to and including 1.1 does not sanitize titles correctly on the Explore page. This allows an attacker with Explore access to save a chart with a malicious title, injecting html (including scripts) into the page.

Affected products

Apache Superset: through 1.1

References

https://lists.apache.org/thread.html/r2c09254e98b4f8b3deb422762bd0e2aa6d743b72d96c2f90cbaae31a%40%3Cdev.superset.apache.org%3E
https://lists.apache.org/thread.html/r2c09254e98b4f8b3deb422762bd0e2aa6d743b72d96c2f90cbaae31a%40%3Cdev.superset.apache.org%3E

Get alerted when CVE-2021-32609 or the next vulnerability affects your stack