Cross-site Scripting (XSS) Affecting python-bleach package, versions *


Severity

Recommended
0.0
medium
0
10

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.2% (58th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications

Snyk Learn

Learn about Cross-site Scripting (XSS) vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-UBUNTU1604-PYTHONBLEACH-565893
  • published19 Mar 2020
  • disclosed24 Mar 2020

Introduced: 19 Mar 2020

CVE-2020-6816  (opens in a new tab)
CWE-79  (opens in a new tab)

How to fix?

There is no fixed version for Ubuntu:16.04 python-bleach.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python-bleach package and not the python-bleach package as distributed by Ubuntu. See How to fix? for Ubuntu:16.04 relevant fixed versions and status.

In Mozilla Bleach before 3.12, a mutation XSS in bleach.clean when RCDATA and either svg or math tags are whitelisted and the keyword argument strip=False.

CVSS Scores

version 3.1