vulnerability

Ubuntu: USN-4378-1 (CVE-2018-1000656): Flask vulnerability

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
Aug 20, 2018
Added
Jun 2, 2020
Modified
Aug 18, 2025

Description

The Pallets Project flask version Before 0.12.3 contains a CWE-20: Improper Input Validation vulnerability in flask that can result in Large amount of memory usage possibly leading to denial of service. This attack appear to be exploitable via Attacker provides JSON data in incorrect encoding. This vulnerability appears to have been fixed in 0.12.3. NOTE: this may overlap CVE-2019-1010083.

Solutions

ubuntu-pro-upgrade-python-flaskubuntu-pro-upgrade-python3-flask
Title
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