CodeQL library for C#
codeql/csharp-all 7.1.2 (changelog, source)
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Predicate XpathInjectionConfig::isBarrier

Holds if data flow through node is prohibited. This completely removes node from the data flow graph.

Import path

import semmle.code.csharp.security.dataflow.XPathInjectionQuery
predicate isBarrier(Node node)