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Vendor

shd101wyy

9 known vulnerabilities.

Products

vscode-markdown-preview-enhanced 5 Markdown Preview Enhanced 4 crossnote 1
All Critical High Medium Low Exploited only Public exploit

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  • High 7.3
    CVE-2026-54702

    Markdown Preview Enhanced: Blind Command Dispatch via Unvalidated Webview Message Handler

    Markdown Preview Enhanced is a Markdown preview extension for Visual Studio Code. Prior to 0.8.30, the webview message handler in src/preview-provider.ts accepts an attacker-controlled command value and attacker-controlled args, constructs a command in the _c…

    shd101wyy vscode-markdown-preview-enhanced
  • High 8.5
    CVE-2026-54566

    Markdown Preview Enhanced: Remote Code Execution via VM Sandbox Escape in `.crossnote/config.js` and `.crossnote/parser.js`

    Markdown Preview Enhanced is a Markdown preview extension for Visual Studio Code. Prior to 0.8.29, Markdown Preview Enhanced evaluates repository-controlled .crossnote/config.js and .crossnote/parser.js files with vm.runInNewContext, which does not provide a …

    shd101wyy vscode-markdown-preview-enhanced
  • High 8.8
    CVE-2026-54525

    Markdown Preview Enhanced: One Click RCE via Markdown Link Command Injection on Windows

    Markdown Preview Enhanced is a Markdown preview extension for Visual Studio Code. Prior to 0.8.28, Markdown Preview Enhanced preview-link handling passes a decoded, Markdown-controlled link target to a Windows file-opening helper that invokes child_process.ex…

    shd101wyy vscode-markdown-preview-enhanced
  • High 7.1
    CVE-2026-11422

    Markdown Preview Enhanced 0.8.x Code Injection via WaveDrom Rendering

    Markdown Preview Enhanced 0.8.x with crossnote engine 0.9.28 contains a code injection vulnerability in the WaveDrom rendering pipeline that allows attackers to execute arbitrary JavaScript by embedding malicious content in a wavedrom fenced code block within…

    shd101wyy Markdown Preview Enhanced crossnote
  • High 8.8
    CVE-2026-50733

    Markdown Preview Enhanced Arbitrary Code Execution via WaveDrom eval()

    Markdown Preview Enhanced before 0.8.28 parses WaveDrom diagrams by evaluating untrusted markdown content with eval(), allowing arbitrary JavaScript execution. The flaw affects every render path - the live preview (window.eval) and presentation mode plus HTML…

    shd101wyy Markdown Preview Enhanced
  • High 8.8
    CVE-2026-49492 Public exploit

    Markdown Preview Enhanced OS Command Injection in External File and Link Opening

    Markdown Preview Enhanced before 0.8.28 opens external files and links from the preview through a shell and does not validate untrusted inputs taken from the markdown document - the diagram filename attribute, imported file paths, and the latex_engine code-ch…

    shd101wyy Markdown Preview Enhanced
  • High 8.8
    CVE-2026-49493

    Markdown Preview Enhanced Arbitrary Code Execution via Bitfield interpretJS()

    Markdown Preview Enhanced before 0.8.28 parses Bitfield fenced code blocks with interpretJS(), which evaluates the block content as code via vm.runInNewContext(), allowing arbitrary code execution. A crafted markdown document containing a malicious bitfield c…

    shd101wyy Markdown Preview Enhanced