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Added Cap::DATA_EXFIL and taint fp and fn fixes on real repos (#59)

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* 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
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Eli Peter 2026-05-01 10:59:52 -04:00 • committed by GitHub
parent a438886217
commit 58f1794a4e
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189 changed files with 8421 additions and 383 deletions
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28
tests/backwards_analysis_tests.rs
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@ -104,7 +104,33 @@ fn demand_driven_suite() {
"no_source: no backwards-confirmed notes on a source-free fixture"
);
// ── 5. backwards OFF is a strict no-op: no confirmed notes.
// ── 5. data_exfil cap parity: the backwards engine must
// round-trip `Cap::DATA_EXFIL` exactly like SQL/CMD/SSRF.
// The forward engine fires `taint-data-exfiltration`
// on a cookie → fetch-body flow; backwards must reach
// the request.cookies source and confirm.
set_backwards(true);
let dir = fixture_path("demand_driven_data_exfil");
let diags = scan_fixture_dir(&dir, AnalysisMode::Full);
validate_expectations(&diags, &dir);
let exfil_confirmed = diags
.iter()
.filter(|d| {
d.id.starts_with("taint-data-exfiltration")
&& has_backwards_note(d, "backwards-confirmed")
})
.count();
assert!(
exfil_confirmed >= 1,
"data_exfil: expected ≥1 backwards-confirmed taint-data-exfiltration finding; got diags: {}",
diags
.iter()
.map(|d| format!("{}:{}", d.id, d.line))
.collect::<Vec<_>>()
.join(", ")
);
// ── 6. backwards OFF is a strict no-op: no confirmed notes.
set_backwards(false);
let dir = fixture_path("demand_driven_reach_source");
let diags = scan_fixture_dir(&dir, AnalysisMode::Full);