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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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11
src/rank.rs
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@ -206,7 +206,16 @@ pub fn rank_diags(diags: &mut [Diag]) {
/// Bonus based on analysis kind inferred from rule ID + evidence.
fn analysis_kind_bonus(rule_id: &str, evidence: Option<&Evidence>) -> f64 {
if rule_id.starts_with("taint-") {
if rule_id.starts_with("taint-data-exfiltration") {
// DATA_EXFIL ranks below SSRF / SQLi / CMDi: the leak class is
// a softer signal than direct payload-driven exploitation, so
// the taint-class bonus is trimmed (-3) to seat data-exfil
// findings between general taint flows and AST/CFG patterns.
// The source-kind bonus (`evidence_strength`) already separates
// cookie / env / header from less attacker-relevant origins,
// so this bonus is the only ranking discount applied.
7.0
} else if rule_id.starts_with("taint-") {
// Taint-confirmed flow is the strongest signal
10.0
} else if rule_id.starts_with("state-") {