codeql/javascript/ql/lib/semmle/javascript/security/dataflow/ImproperCodeSanitizationQuery.qll

/**
 * Provides a taint-tracking configuration for reasoning about improper code
 * sanitization.
 *
 * Note, for performance reasons: only import this file if
 * `ImproperCodeSanitization::Configuration` is needed, otherwise
 * `ImproperCodeSanitizationCustomizations` should be imported instead.
 */

import javascript
import ImproperCodeSanitizationCustomizations::ImproperCodeSanitization

/**
 * A taint-tracking configuration for reasoning about improper code sanitization vulnerabilities.
 */
class Configuration extends TaintTracking::Configuration {
  Configuration() { this = "ImproperCodeSanitization" }

  override predicate isSource(DataFlow::Node source) { source instanceof Source }

  override predicate isSink(DataFlow::Node sink) { sink instanceof Sink }

  override predicate isSanitizer(DataFlow::Node sanitizer) { sanitizer instanceof Sanitizer }
}