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CVE-2026-46338 PyMdown Extensions: Regression in pymdownx.snippets reintroduces sibling-prefix path traversal bypass despite restrict_base_path

🗓️ 16 Jul 2026 18:24:18Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 38 Views

Regression in Python Markdown Extensions reintroduces sibling path traversal bypass when base path restriction is enabled; fixed in version 10.21.3.

Related
Affected
Refs
[
  {
    "vendor": "facelessuser",
    "product": "pymdown-extensions",
    "versions": [
      {
        "version": ">= 10.0.1, < 10.21.3",
        "status": "affected"
      }
    ]
  }
]

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