Taint Tracking Test Websites - Micro Benchmarks - array-find-1

Description: Test the taint engine's ability on different builtins.

Source:

Type: ManuallyAdded

Code:

J$$.wrapTaint()

Sink:

Type: XSS

Code:

document.createElement('script').src

Testing Code:

* @Name: array-find-1
 * @SourceType: ManuallyAdded
 * @SourceCode: J$$.wrapTaint()
 * @SinkType: XSS
 * @SinkCode: document.createElement('script').src
 */
(function() {
  if (typeof J$$ !== 'undefined' && J$$.wrapTaint) {
    let taintedValue = J$$.wrapTaint(false);
    let arr = ['AAA', 'BBB', 'CCC'];

    let found = arr.find(item => taintedValue);

    if (!found) {
      let scriptEle = document.createElement('script');
      scriptEle.src = `https://example.com/${J$$.wrapTaint('tainted')}`;
    }

  } else {
    console.error("J$$ is not defined or does not have wrapTaint method.");
  }
})();

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