CVE-2026-41149

A flaw was found in Mermaid, a JavaScript tool for creating diagrams and charts. A remote attacker could exploit this vulnerability by injecting malicious HTML through the classDef directive in Mermaid state diagrams. This allows for Document Object Model DOM injection, which escapes the Scalable...

CVE-2026-41149

Mermaid is a JavaScript tool that uses Markdown-inspired text to create and modify diagrams and charts. Versions 10.9.5 and earlier, as well as 11.0.0-alpha.1 through 11.14.0, are vulnerable to HTML injection under the default configuration. Specifically, the classDef directive in Mermaid state...

CVE-2026-26226

beautiful-mermaid versions prior to 0.1.3 contain an SVG attribute injection issue that can lead to cross-site scripting XSS when rendering attacker-controlled Mermaid diagrams. User-controlled values from Mermaid style and classDef directives are interpolated into SVG attribute values without...

CVE-2026-26226

The CVE-2026-26226 issue affects beautiful-mermaid versions prior to 0.1.3, where user-controlled values from Mermaid style and classDef directives are interpolated into SVG attribute values without proper escaping. This enables SVG attribute injection that can lead to cross-site scripting (XSS) ...