-template-..-2f..-2f..-2f..-2froot-2f Updated -

The sequence you provided, -template-..-2F..-2F..-2F..-2Froot-2F , is a classic example of a Path Traversal

Using %252F (double-encoded /).
Using Unicode variants (%ef%bc%8f).
Using alternative representations like -2F if the app has a homegrown decoding routine.

Real-World Scenarios

Scenario 1: File Inclusion via Template Parameter

A vulnerable endpoint like: https://example.com/view?page=template-input -template-..-2F..-2F..-2F..-2Froot-2F

A vulnerability occurs when an application takes user input—like a template name—and plugs it directly into a file system API without proper sanitization. The sequence you provided, -template-

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