CVE-2023-26920 (Medium) detected in fast-xml-parser-3.21.1.tgz

[mend-bolt-for-github]

CVE-2023-26920 - Medium Severity Vulnerability

Vulnerable Library - fast-xml-parser-3.21.1.tgz

Validate XML or Parse XML to JS/JSON very fast without C/C++ based libraries

Library home page: https://registry.npmjs.org/fast-xml-parser/-/fast-xml-parser-3.21.1.tgz

Path to dependency file: /package.json

Path to vulnerable library: /node_modules/fast-xml-parser/package.json

Dependency Hierarchy:

• webdav-4.8.0.tgz (Root Library)
  • ❌ fast-xml-parser-3.21.1.tgz (Vulnerable Library)

Found in HEAD commit: f792eb875e9b8543f5d22192aff109986a7b281c

Found in base branch: main

Vulnerability Details

fast-xml-parser before 4.1.2 allows proto for Prototype Pollution.

Publish Date: 2023-12-12

URL: CVE-2023-26920

CVSS 3 Score Details (6.5)

Base Score Metrics:

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

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: GHSA-x3cc-x39p-42qx

Release Date: 2023-12-12

Fix Resolution (fast-xml-parser): 4.1.2

Direct dependency fix Resolution (webdav): 4.11.3

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