WS-2021-0011 (Medium) detected in bleach-3.2.1-py2.py3-none-any.whl

[mend-bolt-for-github]

WS-2021-0011 - Medium Severity Vulnerability

Vulnerable Library - bleach-3.2.1-py2.py3-none-any.whl

An easy safelist-based HTML-sanitizing tool.

Library home page: https://files.pythonhosted.org/packages/03/c8/b7ed0dfea5cb287907bd22c5ff7c3ed0a65b346f2a4cf916eb9e83be66b3/bleach-3.2.1-py2.py3-none-any.whl

Path to dependency file: /requirements.txt

Path to vulnerable library: /requirements.txt,/backend/requirements.txt

Dependency Hierarchy:

• streamlit-0.55.2-py2.py3-none-any.whl (Root Library)
  • pydeck-0.5.0-py2.py3-none-any.whl
    • ipywidgets-7.5.1-py2.py3-none-any.whl
      • widgetsnbextension-3.5.1-py2.py3-none-any.whl
        • notebook-5.7.10-py2.py3-none-any.whl
          • nbconvert-5.6.1-py2.py3-none-any.whl
            • ❌ bleach-3.2.1-py2.py3-none-any.whl (Vulnerable Library)

Found in base branch: main

Vulnerability Details

In Mozilla Bleach before 3.3.0, a mutation XSS in bleach.clean when p, br, style, title, noscript, script, textarea, noframes, iframe, or xmp and either svg or math tags are whitelisted and the keyword argument strip_comments=False.

Publish Date: 2021-02-01

URL: WS-2021-0011

CVSS 3 Score Details (6.1)

Base Score Metrics:

• Exploitability Metrics:
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: Required
  • Scope: Changed
• Impact Metrics:
  • Confidentiality Impact: Low
  • Integrity Impact: Low
  • Availability Impact: None

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: GHSA-vv2x-vrpj-qqpq

Release Date: 2021-02-01

Fix Resolution (bleach): 3.3.0

Direct dependency fix Resolution (streamlit): 0.56.0

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