CVE-2025-54881 (GCVE-0-2025-54881)
Vulnerability from cvelistv5
Published
2025-08-19 17:04
Modified
2025-08-19 18:14
Severity ?
5.3 (Medium) - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
CWE
  • CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Summary
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.
References
Impacted products
Vendor Product Version
mermaid-js mermaid Version: >= 10.9.0-rc.1, <= 11.9.0
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