Cross-site Scripting (XSS) Affecting python2-backports package, versions <0:1.0-16.module+el8.4.0+20050+79c7b4ee


Severity

Recommended
0.0
medium
0
10

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.24% (65th percentile)

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  • Snyk IDSNYK-ORACLE8-PYTHON2BACKPORTS-2583349
  • published10 Apr 2022
  • disclosed3 Dec 2020

Introduced: 3 Dec 2020

CVE-2020-27783  (opens in a new tab)
CWE-79  (opens in a new tab)

How to fix?

Upgrade Oracle:8 python2-backports to version 0:1.0-16.module+el8.4.0+20050+79c7b4ee or higher.
This issue was patched in ELSA-2021-1761.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python2-backports package and not the python2-backports package as distributed by Oracle. See How to fix? for Oracle:8 relevant fixed versions and status.

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.

CVSS Base Scores

version 3.1