CVE-2026-50159

Mermaid is a JavaScript tool that uses Markdown-inspired text to create and modify diagrams and charts. Prior to 10.9.8 and 11.16.1, Mermaid is vulnerable to CSS injection via sibling combinator selectors generated from diagram-supplied class or id names. An attacker who can supply diagram text c...

@8btc/excalidraw (>=0.18.0-beta.0, <=0.18.0-beta.4), @airmix/mcp-excalidraw-server (1.0.6) +244 more potentially affected by CVE-2026-71438 via mermaid (>=10.0.0, <=10.9.5)

mermaid NPM version =10.0.0, =0.18.0-beta.0, =0.17.0-alkemio-1, =1.0.0, =0.18.3, =0.18.0-1, =0.0.1-BETA, =0.18.1, =1.1.4, =0.0.1, =0.17.1, =0.0.19, =0.0.1, =0.0.1, =0.0.6 and more Source cves: CVE-2026-71438 Source advisory: OSV:GHSA-C4C3-PG64-4M4V...

CVE-2026-59791

In JetBrains YouTrack before 2026.2.17012 cSS injection via Mermaid diagram rendering was possible...

CVE-2026-59791

In JetBrains YouTrack before 2026.2.17012 cSS injection via Mermaid diagram rendering was possible...

CVE-2026-59791

The CVE-2026-59791 affects JetBrains YouTrack prior to version 2026.2.17012, where CSS injection was possible through Mermaid diagram rendering. According to the available sources, the vulnerability is tied to the Mermaid diagram rendering component and could impact user interface rendering, with...

CVE-2026-59791

In JetBrains YouTrack before 2026.2.17012 cSS injection via Mermaid diagram rendering was possible...

CVE-2026-59791: Improper Restriction of Rendered UI Layers or Frames

In JetBrains YouTrack before 2026.2.17012 cSS injection via Mermaid diagram rendering was possible...

CVE-2026-41148

CVE-2026-41148 affects Mermaid diagrams up to v10.9.5 and v11.0.0-alpha.1 to v11.12.0, where improper sanitization of classDef values in state diagrams allows CSS injection via addStyleClass() into create CssStyles(), ending with style.innerHTML and enabling page defacement, url()-based tracking,...

Arbitrary Code Injection

Overview org.webjars.npm:mermaid is a package for generation of diagrams and flowcharts from text in a similar manner as markdown. Affected versions of this package are vulnerable to Arbitrary Code Injection due to improper sanitization of input passed to the addStyleClass function. An attacker c...

beautiful-mermaid 跨站脚本漏洞

Beautiful-Mermaid is a visualization AI assistant tool developed by Craft Docs. Versions of Beautiful-Mermaid prior to 0.1.3 had a cross-site scripting vulnerability. This vulnerability stemmed from an SVG attribute injection issue, which could lead to cross-site scripting attacks when rendering...

CVE-2025-66580 Dive has Cross-Site Scripting vulnerability that can escalate to Remote Code Execution

Dive is an open-source MCP Host Desktop Application that enables integration with function-calling LLMs. A critical Stored Cross-Site Scripting XSS vulnerability exists in versions prior to 0.11.1 in the Mermaid diagram rendering component. The application allows the execution of arbitrary...

CVE-2025-66580: Improper Control of Generation of Code

Dive is an open-source MCP Host Desktop Application that enables integration with function-calling LLMs. A critical Stored Cross-Site Scripting XSS vulnerability exists in versions prior to 0.11.1 in the Mermaid diagram rendering component. The application allows the execution of arbitrary...

CVE-2025-67744: Improper Control of Generation of Code

DeepChat is an open-source artificial intelligence agent platform that unifies models, tools, and agents. Prior to version 0.5.3, a security vulnerability exists in the Mermaid diagram rendering component that allows arbitrary JavaScript execution. Due to the exposure of the Electron IPC renderer...