CVE-2021-43861
High
Description
Mermaid is a Javascript based diagramming and charting tool that uses Markdown-inspired text definitions and a renderer to create and modify complex diagrams. Prior to version 8.13.8, malicious diagrams can run javascript code at diagram readers' machines. Users should upgrade to version 8.13.8 to receive a patch. There are no known workarounds aside from upgrading.
SeverityHigh
CVSS7.2
Exploit probability—
Product
Mermaid
PublishedDec 30, 2021
First seenDec 30, 2021
How to fix
Update
- mermaid_project mermaid8.13.8 or later
- mermaid8.13.8 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| mermaid_project mermaid | v < 8.13.8 | 8.13.8 |
| mermaidnpm | v < 8.13.8 | 8.13.8 |
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