Ubuntu Security Notice 4378-1 - It was discovered that Flask incorrectly handled certain inputs. An attacker could possibly use this issue to cause a denial of service.
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Red Hat Security Advisory 2020-0870-01 - Flask is a lightweight but extensible web development framework for Python based on the Werkzeug WSGI toolkit, and the Jinja 2 template engine. Issues addressed include a denial of service vulnerability.
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