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 export the bundled WaveDrom.ProcessAll/ev...

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 export the bundled WaveDrom.ProcessAll/ev...

CVE-2026-50733

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 export the bundled WaveDrom.ProcessAll/ev...

CVE-2026-50733

Markdown Preview Enhanced before 0.8.28 parses WaveDrom diagrams by evaluating untrusted markdown content with eval(), enabling arbitrary JavaScript execution across render paths (live preview, presentation mode, and HTML export via WaveDrom.ProcessAll()/eva()). Attack vector includes a crafted m...

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 code block executes attacker-controlled cod...

EUVD-2026-34868

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 latexengine code-chunk attribute. On Windows, a crafted...

EUVD-2026-34869

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 code block executes attacker-controlled cod...

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 code block executes attacker-controlled cod...

CVE-2026-49492 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 latexengine code-chunk attribute. On Windows, a crafted...

CVE-2026-49492 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 latexengine code-chunk attribute. On Windows, a crafted...

CVE-2026-49493

Markdown Preview Enhanced prior to 0.8.28 runs Bitfield fenced code blocks containing interpretJS(), which evaluates code via vm.runInNewContext(), enabling arbitrary server-side code execution when rendering or exporting a document. The issue’s root cause is that Bitfield definitions were treate...

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 code block executes attacker-controlled cod...

CVE-2026-49493

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 code block executes attacker-controlled cod...

CVE-2026-49492

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 latexengine code-chunk attribute. On Windows, a crafted...

CVE-2026-49492

The CVE-2026-49492 entry concerns Markdown Preview Enhanced (pre-0.8.28) which opens external files/links from the preview via a shell and does not validate untrusted inputs from the markdown document (e.g., diagram filename attribute, imported file paths, latex_engine code-chunk attribute). On W...

CVE-2026-49492 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 latexengine code-chunk attribute. On Windows, a crafted...

Markdown Preview Enhanced 安全漏洞

Markdown Preview Enhanced is a highly powerful markup extension developed by Yiyi Wang. Version 0.8.x of Markdown Preview Enhanced contains security vulnerabilities, which stem from code injection in the WaveDrom rendering pipeline. This vulnerability allows attackers to execute arbitrary...

PT-2026-47053

Name of the Vulnerable Software and Affected Versions Markdown Preview Enhanced versions 0.8.x Description A code injection issue exists in the WaveDrom rendering pipeline. Attackers can execute arbitrary JavaScript by embedding malicious content in a wavedrom fenced code block within a crafted...

Markdown Preview Enhanced 操作系统命令注入漏洞

Markdown Preview Enhanced is a highly powerful markup extension developed by Yiyi Wang. Versions of Markdown Preview Enhanced prior to 0.8.28 contained a vulnerability related to operating system command injection. This vulnerability stemmed from opening external files and links via the shell...

Markdown Preview Enhanced 安全漏洞

Markdown Preview Enhanced is a highly powerful markup extension developed by Yiyi Wang. Versions of Markdown Preview Enhanced prior to 0.8.28 contained security vulnerabilities. These vulnerabilities stemmed from the use of eval to parse WaveDrom expressions in untrusted markdown content, which...