CodeQL library for JavaScript/TypeScript
codeql/javascript-all 0.9.1 (changelog, source)
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Predicate InsecureDownload::hasUnsafeExtension

Holds if str is a string that ends with an unsafe file extension.

Import path

import semmle.javascript.security.dataflow.InsecureDownloadCustomizations
predicate hasUnsafeExtension(string str)