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CVE-2025-24023PYSEC-2025-15GHSA-P8Q5-CVWX-WVWP

Observable Response Discrepancy in flask-appbuilder

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 4.5.3
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: partial

Summary

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.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: partial

  3. Record last updated

Affected versions

  • dpgaspar Flask-AppBuilder

    fixed in 4.5.3

  • flask-appbuilderPyPI

    fixed in 4.5.3

References 1

GitHub · dpgaspar/Flask-AppBuilder