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Security Update: XSS URL parameter sanitisation #91

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Security Update: XSS URL parameter sanitisation #91

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6045be8
Requests containing URL parameters are now sanitised to prevent XSS a…
mballantinegcd May 20, 2024
35e681f
Only sanitise the url and not the rest of the request
mballantinegcd May 23, 2024
c7ea644
Include URL parameters in sanitisation
mballantinegcd May 27, 2024
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4 changes: 4 additions & 0 deletions CHANGELOG.md
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Original file line number Diff line number Diff line change
@@ -1,5 +1,9 @@
# Change log

### 1.7.8

* Updated: Requests containing URL parameters are now sanitised to prevent XSS attacks

### 1.7.7
* Fixed: More deprecated required parameter follows optional parameter warnings

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9 changes: 9 additions & 0 deletions src/UrlHandlers/UrlHandler.php
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Expand Up @@ -266,6 +266,11 @@ protected function getAbsoluteHandledUrl()
return $request->server("REQUEST_SCHEME") . "://" . $request->server("SERVER_NAME") . $this->handledUrl;
}

private function sanitizeRequest($request) {
$request->uri = htmlspecialchars($request->uri);
return $request;
}

/**
* Return the response when appropriate or false if no response could be generated.
*
Expand All @@ -277,6 +282,10 @@ protected function getAbsoluteHandledUrl()
*/
public function generateResponse($request = null, $currentUrlFragment = false)
{
if ($request !== null) {
$request = $this->sanitizeRequest($request);
}

if ($currentUrlFragment === false) {
$currentUrlFragment = $request->urlPath;
}
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