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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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17
src/cfg_analysis/resources.rs
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@ -442,6 +442,23 @@ impl CfgAnalysis for ResourceMisuse {
if pair.resource_name == "mutex" && !has_explicit_lock_acquire(ctx, acquire) {
continue;
}
// Suppress when a sibling closure / event handler in
// this file releases the same variable. Common JS/TS
// shape: `const ws = new WebSocket(url);
// socket.on("close", () => ws.close())`. The release
// node lives in a nested body the per-body CFG can't
// see, so the structural "no release on this exit
// path" check fires erroneously. Match by acquired
// variable name; closure captures share the binding
// name with the outer handle.
if let Some(acq_var) = ctx.cfg[acquire].taint.defines.as_deref()
&& ctx
.closure_released_var_names
.map(|s| s.contains(acq_var))
.unwrap_or(false)
{
continue;
}
let info = &ctx.cfg[acquire];
let callee_desc = info.call.callee.as_deref().unwrap_or("(acquire)");