CVE-2025-54881 Information
Aug 20, 2025
cve
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. In the default configuration of mermaid 10.9.0-rc.1 to 11.9.0 user supplied input for sequence diagram labels is passed to innerHTML during calculation of element size causing XSS.
Reference
https://github.com/mermaid-js/mermaid/commit/5c69e5fdb004a6d0a2abe97e23d26e223a059832 https://github.com/mermaid-js/mermaid/commit/685516a85ec1df64cefd4fd15f26533be87d458e https://github.com/mermaid-js/mermaid/security/advisories/GHSA-7rqq-prvp-x9jh
Related CNNVD
CNNVD-202508-2190 (Published: 2025-08-19)
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