{"id":"BIT-superset-2021-27907","summary":"Apache Superset stored XSS on Dashboard markdown","details":"Apache Superset up to and including 0.38.0 allowed the creation of a Markdown component on a Dashboard page for describing chart's related information. Abusing this functionality, a malicious user could inject javascript code executing unwanted action in the context of the user's browser. The javascript code will be automatically executed (Stored XSS) when a legitimate user surfs on the dashboard page. The vulnerability is exploitable creating a “div” section and embedding in it a “svg” element with javascript code.","aliases":["CVE-2021-27907","GHSA-w358-rj93-r5qv","PYSEC-2021-127"],"modified":"2026-09-08T08:47:48.689759737Z","published":"2025-02-05T07:29:57.911Z","database_specific":{"severity":"Medium","cpes":["cpe:2.3:a:apache:superset:*:*:*:*:*:*:*:*"]},"references":[{"type":"ADVISORY","url":"https://lists.apache.org/thread.html/r09293fb09f1d617f0d2180c42210e739e2211f8da9bc5c1873bea67a%40%3Cdev.superset.apache.org%3E"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-27907"}],"affected":[{"package":{"name":"superset","ecosystem":"Bitnami","purl":"pkg:bitnami/superset"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"0.38.1"}]}],"database_specific":{"source":"https://github.com/bitnami/vulndb/tree/main/data/superset/BIT-superset-2021-27907.json"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N"}]}],"schema_version":"1.9.0"}