Cross-site Scripting (XSS) Affecting python2-docutils package, versions <0:0.14-12.module+el8.3.0+7833+4aaf98ce


Severity

Recommended
0.0
medium
0
10

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.16% (54th percentile)

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  • Snyk IDSNYK-ORACLE8-PYTHON2DOCUTILS-2590933
  • published10 Apr 2022
  • disclosed21 Mar 2021

Introduced: 21 Mar 2021

CVE-2021-28957  (opens in a new tab)
CWE-79  (opens in a new tab)

How to fix?

Upgrade Oracle:8 python2-docutils to version 0:0.14-12.module+el8.3.0+7833+4aaf98ce or higher.
This issue was patched in ELSA-2021-4151.

NVD Description

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

An XSS vulnerability was discovered in python-lxml's clean module versions before 4.6.3. When disabling the safe_attrs_only and forms arguments, the Cleaner class does not remove the formaction attribute allowing for JS to bypass the sanitizer. A remote attacker could exploit this flaw to run arbitrary JS code on users who interact with incorrectly sanitized HTML. This issue is patched in lxml 4.6.3.

CVSS Scores

version 3.1