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26 lines
924 B
Plaintext
26 lines
924 B
Plaintext
/**
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* @name Client-side cross-site scripting
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* @description Writing user input directly to the DOM allows for
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* a cross-site scripting vulnerability.
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* @kind path-problem
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* @problem.severity error
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* @precision high
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* @id js/xss-additional-sources-dom-test
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* @tags security
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* external/cwe/cwe-079
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* external/cwe/cwe-116
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*/
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import javascript
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import semmle.javascript.security.dataflow.DomBasedXssQuery
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import DataFlow::DeduplicatePathGraph<DomBasedXssFlow::PathNode, DomBasedXssFlow::PathGraph>
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import semmle.javascript.heuristics.AdditionalSources
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from PathNode source, PathNode sink
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where
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DomBasedXssFlow::flowPath(source.getAnOriginalPathNode(), sink.getAnOriginalPathNode()) and
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source.getNode() instanceof HeuristicSource
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select sink.getNode(), source, sink,
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sink.getNode().(Sink).getVulnerabilityKind() + " vulnerability due to $@.", source.getNode(),
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"user-provided value"
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