Improper Authentication in Flask-AppBuilder

高 8.8CVE-2021-41265 · GHSA-m3rf-7m4w-r66q · PYSEC-2021-851 · 09/12/2021 公開 · 17/06/2026 更新

要点

CVE-2021-41265 は flask-appbuilder, flask-appbuilder (dpgaspar) に影響する深刻度「高」 (CVSS 8.8) の脆弱性です。
今後30日間に悪用される確率（EPSS）：1.3%（全脆弱性の 70.8% より高い）。
対処：3.3.4 以降に更新してください。

パッケージ	影響を受けるバージョン	修正済みバージョン
flask-appbuilder PyPI	`< 3.3.4`	`3.3.4`
flask-appbuilder dpgaspar	`< 3.3.4`	`3.3.4`

概要

Impact

Improper authentication on the REST API. Allows for a malicious actor with a carefully crafted request to successfully authenticate and gain access to existing protected REST API endpoints. Only affects non database authentication types, and new REST API endpoints.

Patches

Upgrade to Flask-AppBuilder 3.3.4

For more information

If you have any questions or comments about this advisory:

Open an issue in https://github.com/dpgaspar/Flask-AppBuilder

NVD の説明

Flask-AppBuilder is a development framework built on top of Flask. Verions prior to 3.3.4 contain an improper authentication vulnerability in the REST API. The issue allows for a malicious actor with a carefully crafted request to successfully authenticate and gain access to existing protected REST API endpoints. This only affects non database authentication types and new REST API endpoints. Users should upgrade to Flask-AppBuilder 3.3.4 to receive a patch.