CVE-2025-24023: Flask-AppBuilder is an application development framework. Prior to 4.5.3, Flask-AppBuilder allows unauthenticated users to enumerate existing usernames by…

PriorityP429medium5.3CVSS 3.1

AVNACLPRNUINSUCLINAN

EPSS

0.30%

22.3th percentile

Flask-AppBuilder is an application development framework. Prior to 4.5.3, Flask-AppBuilder allows unauthenticated users to enumerate existing usernames by timing the response time from the server when brute forcing requests to login. This vulnerability is fixed in 4.5.3.

Affected

2 ranges

Vendor	Product	Version range	Fixed in
dpgaspar	flask-appbuilder	< 4.5.3	4.5.3
dpgaspar	flask-appbuilder	>= 0 < 4.5.3	4.5.3

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