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...

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...

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...

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 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 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...

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...

Chromium: CVE-2026-11017 Inappropriate implementation in Link Preview

This CVE was assigned by Chrome. Microsoft Edge Chromium-based ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information...

EUVD-2026-34466

Inappropriate implementation in Link Preview in Google Chrome prior to 149.0.7827.53 allowed a remote attacker who had compromised the renderer process to bypass navigation restrictions via a crafted HTML page. Chromium security severity: Medium...

CVE-2026-50733: Improper Neutralization of Directives in Dynamically Evaluated Code

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-2026-49492: Improper Neutralization of Special Elements used in an OS Command

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...

PT-2026-47024

Name of the Vulnerable Software and Affected Versions Markdown Preview Enhanced versions prior to 0.8.28 Description The software parses Bitfield fenced code blocks using the interpretJS function, which evaluates the block content as code via vm.runInNewContext. This allows for arbitrary code...

CVE-2026-11422: Improper Neutralization of Directives in Dynamically Evaluated Code

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 a crafted Markdown document. Attacker...

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-2026-47025

Name of the Vulnerable Software and Affected Versions Markdown Preview Enhanced versions prior to 0.8.28 Description The software parses WaveDrom diagrams by evaluating untrusted markdown content using the eval function, which allows for arbitrary JavaScript execution. This issue affects all rend...

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...