Username Enumeration

Flask-AppBuilder is vulnerable to Username Enumeration. The vulnerability is due to differences in server response time when brute forcing login requests, allowing unauthenticated users to enumerate existing usernames...

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 timing the response time from the server when brute forcing requests to login. This vulnerability is fixed in 4.5.3...

PYSEC-2025-15

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...

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 timing the response time from the server when brute forcing requests to login. This vulnerability is fixed in 4.5.3...

PYSEC-2025-15

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...

Flask-AppBuilder Observable Response Discrepancy

Impact User enumeration in database authentication in Flask-AppBuilder = 3.0.0. Allows for a non authenticated user to enumerate existing usernames by timing the response time from the server when brute forcing requests to login. Patches Upgrade to flask-appbuilder=4.5.3 Workarounds Downgrade...

Information Exposure

Overview Flask-AppBuilder is a simple and rapid application development framework, built on top of Flask. includes detailed security, auto CRUD generation for your models, google charts and much more. Affected versions of this package are vulnerable to Information Exposure due to observable...

GHSA-P8Q5-CVWX-WVWP Flask-AppBuilder Observable Response Discrepancy

Impact User enumeration in database authentication in Flask-AppBuilder = 3.0.0. Allows for a non authenticated user to enumerate existing usernames by timing the response time from the server when brute forcing requests to login. Patches Upgrade to flask-appbuilder=4.5.3 Workarounds Downgrade...

CVE-2025-24023 Observable Response Discrepancy in flask-appbuilder

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...

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 timing the response time from the server when brute forcing requests to login. This vulnerability is fixed in 4.5.3...

CVE-2025-24023

CVE-2025-24023 affects Flask-AppBuilder prior to 4.5.3, where unauthenticated users can enumerate existing usernames by timing the login request response. This timing discrepancy constitutes a partial information disclosure vulnerability with low to medium impact as described in multiple sources....

CVE-2025-24023 Observable Response Discrepancy in flask-appbuilder

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...

CVE-2025-24023 Observable Response Discrepancy in flask-appbuilder

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...

CVE-2025-24023: Observable Response Discrepancy

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...

Flask-AppBuilder Observable Response Discrepancy

User enumeration in database authentication in Flask-AppBuilder = 3.0.0. Allows for a non authenticated user to enumerate existing usernames by timing the response time from the server when brute forcing requests to login...

PT-2025-9507

Name of the Vulnerable Software and Affected Versions Flask-AppBuilder versions prior to 4.5.3 Description The issue allows unauthenticated users to enumerate existing usernames by timing the response time from the server when brute forcing requests to login. Recommendations For versions prior to...

CVE-2024-25128

Flask-AppBuilder is an application development framework, built on top of Flask. When Flask-AppBuilder is set to AUTHTYPE AUTHOID, it allows an attacker to forge an HTTP request, that could deceive the backend into using any requested OpenID service. This vulnerability could grant an attacker...

Sensitive Data Exposure

Flask-AppBuilder is vulnerable to Sensitive Data Exposure. The vulnerability is due to insecure cache directives for the auth DB login form, which allows browsers to locally store sensitive data...

Flask-AppBuilder's login form allows browser to cache sensitive fields

Impact Auth DB login form default cache directives allows browser to locally store sensitive data. This can be an issue on environments using shared computer resources. Patches Upgrade flask-appbuilder to version 4.5.1 Workarounds If upgrading is not possible configure your web server to send the...

GHSA-FW5R-6M3X-RH7P Flask-AppBuilder's login form allows browser to cache sensitive fields

Impact Auth DB login form default cache directives allows browser to locally store sensitive data. This can be an issue on environments using shared computer resources. Patches Upgrade flask-appbuilder to version 4.5.1 Workarounds If upgrading is not possible configure your web server to send the...