Dangerous file upload in Apache Superset - CVE-2021-27907
Published: March 6, 2021
Vulnerability identifier: #VU51247
CSH Severity: Low
CVSS v4: 4.8 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N]
CVE-ID: CVE-2021-27907
CWE-ID: CWE-434
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to perform XSS attacks.
The vulnerability exists due to insufficient validation of file during file upload. A remote user can upload a malicious .svg file and execute arbitrary JavaScript code in victim's browser in security context of the website.
Affected software
Apache Superset
How to mitigate CVE-2021-27907
Install update from vendor's website.
Apache Superset - update to 0.38.1