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  5. CVE-2021-32805

CVE-2021-32805: Flask-AppBuilder Open Redirect vulnerability

September 8, 2021 (updated March 7, 2025)

If using Flask-AppBuilder OAuth, an attacker can share a carefully crafted URL with a trusted domain for an application built with Flask-AppBuilder, this URL can redirect a user to a malicious site. This is an open redirect vulnerability

References

  • github.com/advisories/GHSA-624f-cqvr-3qw4
  • github.com/dpgaspar/Flask-AppBuilder
  • github.com/dpgaspar/Flask-AppBuilder/commit/6af28521589599b1dbafd6313256229ee9a4fa74
  • github.com/dpgaspar/Flask-AppBuilder/releases/tag/v3.3.2
  • github.com/dpgaspar/Flask-AppBuilder/security/advisories/GHSA-624f-cqvr-3qw4
  • github.com/pypa/advisory-database/tree/main/vulns/flask-appbuilder/PYSEC-2021-359.yaml
  • nvd.nist.gov/vuln/detail/CVE-2021-32805
  • pypi.org/project/Flask-AppBuilder

Code Behaviors & Features

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Affected versions

All versions before 3.3.2

Fixed versions

  • 3.3.2

Solution

Upgrade to version 3.3.2 or above.

Impact 7.2 HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N

Learn more about CVSS

Weakness

  • CWE-601: URL Redirection to Untrusted Site ('Open Redirect')

Source file

pypi/Flask-AppBuilder/CVE-2021-32805.yml

Spotted a mistake? Edit the file on GitLab.

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