Description
Flask-AppBuilder is an application development framework, built on top of Flask. A Cross-Site Scripting (XSS) vulnerability has been discovered on the OAuth login page. An attacker could trick a user to follow a specially crafted URL to the OAuth login page. This URL could inject and execute malicious javascript code that would get executed on the user's browser. This issue was introduced on 4.1.4 and patched on 4.2.1.
References (2)
Core 2
Core References
Vendor Advisory x_refsource_confirm
https://github.com/dpgaspar/Flask-AppBuilder/security/advisories/GHSA-fqxj-46wg-9v84
Scores
CVSS v3
4.3
EPSS
0.0063
EPSS Percentile
70.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-79
Status
published
Products (2)
dpgaspar/flask-appbuilder
4.1.4 - 4.2.1
pypi/Flask-AppBuilder
4.1.4 - 4.2.1PyPI
Published
Feb 29, 2024
Tracked Since
Feb 18, 2026