漏洞信息
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Vulnerability Title
Mermaid: Improper sanitization of configuration leads to CSS injection
Vulnerability Description
Mermaid is a JavaScript tool that uses Markdown-inspired text to create and modify diagrams and charts. Prior to 10.9.6 and 11.15.0, Mermaid's default configuration allows injecting CSS that applies outside of the Mermaid diagram via the fontFamily, themeCSS, and altFontFamily configuration options. The injected CSS exploits stylis's & (scope reference) handling. :not(&) escapes the #mermaid-xxx automatic scoping, applying styles to all page elements. Global at-rules (@font-face, @keyframes, @counter-style) are also injectable as stylis hoists them to top level. This allows page defacement and DOM attribute exfiltration via CSS :has() selectors. This vulnerability is fixed in 10.9.6 and 11.15.0.
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:L/SI:L/SA:L
Vulnerability Type
对生成代码的控制不恰当(代码注入)
Vulnerability Title
Mermaid 代码注入漏洞
Vulnerability Description
Mermaid是mermaid-js开源的一个应用软件。使用文本和代码创建图表和可视化。 Mermaid 10.9.6之前版本和11.15.0之前版本存在代码注入漏洞,该漏洞源于默认配置允许通过fontFamily、themeCSS和altFontFamily配置选项注入应用于Mermaid图表外部的CSS。注入的CSS利用stylis的&范围引用处理,通过:not(&)转义#mermaid-xxx自动范围,将样式应用于所有页面元素。全局at规则也可被注入,导致页面破坏和通过CSS :has()选择器进行
CVSS Information
N/A
Vulnerability Type
N/A