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Alpine Linux: CVE-2020-27783: py3-lxml mXSS due to the use of improper parser

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Alpine Linux: CVE-2020-27783: py3-lxml mXSS due to the use of improper parser

Severity
4
CVSS
(AV:N/AC:M/Au:N/C:N/I:P/A:N)
Published
12/03/2020
Created
01/06/2021
Added
01/05/2021
Modified
01/05/2021

Description

A XSS vulnerability was discovered in python-lxml's clean module. The module's parser didn't properly imitate browsers, which caused different behaviors between the sanitizer and the user's page. A remote attacker could exploit this flaw to run arbitrary HTML/JS code.

Solution(s)

  • alpine-linux-upgrade-py3-lxml

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