CVE-2026-73646: Unvalidated Extension Path Traversal
Validating only a file extension with a regular expression before reading from the filesystem does not prevent path traversal. Verify that the path does not escape the base directory using path.relative() or path containment checks.
JSgreprules fetch cve-2026-73646-unvalidated-extension-path-traversal --engine opengrepDescription
Validating only a file extension with a regular expression before reading from the filesystem does not prevent path traversal. Verify that the path does not escape the base directory using path.relative() or path containment checks.
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