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url.lua:remove_dot_components(): limit beginning-of-string double-dot corner case to prevent triple-dot activation and authority collision

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This commit is contained in:
E. Westbrook 2018-08-21 09:07:42 -06:00
parent c905b5d44f
commit c570a32c21
2 changed files with 2 additions and 1 deletions
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2
src/url.lua
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@ -94,7 +94,7 @@ local function remove_dot_components(path)
path = path:gsub('[^/]+/%.%./*$', '')
path = path:gsub('/%.%.$', '/')
path = path:gsub('/%.$', '/')
path = path:gsub('^/%.%.', '')
path = path:gsub('^/%.%./', '/')
return path
end