Code Injection Affecting mdx-mermaid package, versions <1.3.0 >=2.0.0-rc1 <2.0.0-rc2


Severity

Recommended
0.0
low
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    EPSS
    0.05% (19th percentile)

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  • Snyk ID SNYK-JS-MDXMERMAID-3009151
  • published 30 Aug 2022
  • disclosed 30 Aug 2022
  • credit sjwall

How to fix?

Upgrade mdx-mermaid to version 1.3.0, 2.0.0-rc2 or higher.

Overview

mdx-mermaid is a Display mermaid diagrams in mdx files.

Affected versions of this package are vulnerable to Code Injection due to improper input validation, which makes it possible to inject malicious code inside a code block of Mermaid.spec.tsx. Exploiting this vulnerability is possible when a component is loaded by MDXjs.

References

CVSS Scores

version 3.1
Expand this section

Snyk

Recommended
3.6 low
  • Attack Vector (AV)
    Local
  • Attack Complexity (AC)
    High
  • Privileges Required (PR)
    Low
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    Low
  • Integrity (I)
    Low
  • Availability (A)
    None
Expand this section

NVD

7.8 high