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Ubuntu: (Multiple Advisories) (CVE-2020-27783): lxml vulnerability

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Ubuntu: (Multiple Advisories) (CVE-2020-27783): lxml vulnerability

Severity
4
CVSS
(AV:N/AC:M/Au:N/C:N/I:P/A:N)
Published
12/03/2020
Created
12/12/2020
Added
12/10/2020
Modified
06/10/2021

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)

  • ubuntu-upgrade-3-3-3-1ubuntu0-2-esm1
  • ubuntu-upgrade-3-3-3-1ubuntu0-2-esm2
  • ubuntu-upgrade-available
  • ubuntu-upgrade-desktop
  • ubuntu-upgrade-infra
  • ubuntu-upgrade-python-lxml
  • ubuntu-upgrade-python3-lxml
  • ubuntu-upgrade-ua

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